1 황규철, "보드빌 레퍼토리를 가미한 반전극으로서의 States of Shock 연구" 한국현대영미드라마학회 18 (18): 189-209, 2005
2 Madachy, Paul Seamus, "“The Nightmare of The Nation”: Sam Shepard and The Paradox of American Identity" U of Maryland, College Park, Maryland 2003
3 Bottoms, Stephen, "The Theatre of Sam Shepard : States of Crisis" Cambridge UP 1998
4 Lee, Eric Andrew, "The Other Side of Love: Sam Shepard’s Gothic Family Plays" U of Tennessee, Knoxville, Tennessee 2003
5 Wade, Leslie A, "The Cambridge Companion to Sam Shepard" Cambridge UP 2002
6 Willadt, Susanne, "States of War in Sam Shepard’s States of Shock" 36 : 147-166, 1993
7 Shepard, Sam, "States of Shock; Far North; Silent Tongue : A Play and Two Screenplays" Vintage 1993
8 McDonough, Carla Jane, "Staging Masculinity : The Search for Male Identity in Contemporary American Drama" UMI 1996
9 Rich, Frank, "Sam Shepard Returns, On War and Machismo" 1991
10 Rosen, Carol, "Sam Shepard : A ‘Poetic Rodeo'" Palgrave MacMillan 2004
1 황규철, "보드빌 레퍼토리를 가미한 반전극으로서의 States of Shock 연구" 한국현대영미드라마학회 18 (18): 189-209, 2005
2 Madachy, Paul Seamus, "“The Nightmare of The Nation”: Sam Shepard and The Paradox of American Identity" U of Maryland, College Park, Maryland 2003
3 Bottoms, Stephen, "The Theatre of Sam Shepard : States of Crisis" Cambridge UP 1998
4 Lee, Eric Andrew, "The Other Side of Love: Sam Shepard’s Gothic Family Plays" U of Tennessee, Knoxville, Tennessee 2003
5 Wade, Leslie A, "The Cambridge Companion to Sam Shepard" Cambridge UP 2002
6 Willadt, Susanne, "States of War in Sam Shepard’s States of Shock" 36 : 147-166, 1993
7 Shepard, Sam, "States of Shock; Far North; Silent Tongue : A Play and Two Screenplays" Vintage 1993
8 McDonough, Carla Jane, "Staging Masculinity : The Search for Male Identity in Contemporary American Drama" UMI 1996
9 Rich, Frank, "Sam Shepard Returns, On War and Machismo" 1991
10 Rosen, Carol, "Sam Shepard : A ‘Poetic Rodeo'" Palgrave MacMillan 2004
11 DeRose, David J, "Sam Shepard" Twayne Publishers 1992
12 Lippman, Amy, "Rhythm and Truths: An Interview with Playwright Sam Shepard" 1 : 1984
13 Callens, Johan, "Dis/figuring Sam Shepard" P. I. E. Peter Lang 2007
14 Hornby, Richard, "Broadway Economics" 44 : 453-460, 1991