APA (7e ed.) Bronvermelding

Gopal, M. (1964). Introduction to research procedure in social sciences. Asia Pub House.

Chicago (17e ed.) Bronvermelding

Gopal, M. Introduction to Research Procedure in Social Sciences. BOMBAY: Asia Pub House, 1964.

MLA (9e ed.) Bronvermelding

Gopal, M. Introduction to Research Procedure in Social Sciences. Asia Pub House, 1964.

Let op: Deze citaties zijn niet altijd 100% accuraat.