Cita APA (7a ed.)

Gopal, M. (1970). An Int to Research Procedure in Social sciences (2nd.). Asia Pub House.

Cita Chicago Style (17a ed.)

Gopal, M. An Int to Research Procedure in Social Sciences. 2nd. NULL: Asia Pub House, 1970.

Cita MLA (9a ed.)

Gopal, M. An Int to Research Procedure in Social Sciences. 2nd. Asia Pub House, 1970.