Harper, A. E. (1992). Preparing Objective Examinations: A Handbook For Teachers, Students And Examiners. Prentice-Hall of India.
Cita Chicago Style (17a ed.)Harper, A. Edwin. Preparing Objective Examinations: A Handbook For Teachers, Students And Examiners. New Delhi: Prentice-Hall of India, 1992.
Cita MLA (9a ed.)Harper, A. Edwin. Preparing Objective Examinations: A Handbook For Teachers, Students And Examiners. Prentice-Hall of India, 1992.
Precaución: Estas citas no son 100% exactas.