APA-referens (7:e uppl.)

Harper, A. E. (1992). Preparing Objective Examinations: A Handbook For Teachers, Students And Examiners. Prentice-Hall of India.

Chicago-referens (17:e uppl.)

Harper, A. Edwin. Preparing Objective Examinations: A Handbook For Teachers, Students And Examiners. New Delhi: Prentice-Hall of India, 1992.

MLA-referens (9:e uppl.)

Harper, A. Edwin. Preparing Objective Examinations: A Handbook For Teachers, Students And Examiners. Prentice-Hall of India, 1992.