APA(7版)引用形式

Gaspar, K., Graham, H., & Noonan, B. (1984). How long?: Prison reflections of Karl Gaspar. Claretian Publications.

Chicagoスタイル(17版)引用形式

Gaspar, Karl, Helen Graham, , Breda Noonan. How Long?: Prison Reflections of Karl Gaspar. Quezon City: Claretian Publications, 1984.

MLA(9版)引用形式

Gaspar, Karl, et al. How Long?: Prison Reflections of Karl Gaspar. Claretian Publications, 1984.