APA-referens (7:e uppl.)

Hirshfield, J. (1988). Of gravity & angels. Wesleyan University Press ; Distributed by Harper & Row.

Chicago-referens (17:e uppl.)

Hirshfield, Jane. Of Gravity & Angels. Middletown, Conn. : Scranton, Pa.: Wesleyan University Press ; Distributed by Harper & Row, 1988.

MLA-referens (9:e uppl.)

Hirshfield, Jane. Of Gravity & Angels. Wesleyan University Press ; Distributed by Harper & Row, 1988.