Cita APA (7a ed.)

Hoffman, A., & Hoffman, A. (2000). LETTERS FROM THE UNDERGROUND (2nd ed.). Red Hen Press.

Cita Chicago Style (17a ed.)

Hoffman, Anita, y Abbie Hoffman. LETTERS FROM THE UNDERGROUND. 2nd ed. Los Angeles: Red Hen Press, 2000.

Cita MLA (8a ed.)

Hoffman, Anita, y Abbie Hoffman. LETTERS FROM THE UNDERGROUND. 2nd ed. Red Hen Press, 2000.