Παραπομπή APA

Sadhu & Singh. (1983). Research methodology in social sciences/2e (2nd ed.). Himalaya.

Παραπομπή Chicago Style

Sadhu και Singh. Research Methodology in Social Sciences/2e. 2nd ed. Bombay: Himalaya, 1983.

Παραπομπή MLA

Sadhu και Singh. Research Methodology in Social Sciences/2e. 2nd ed. Himalaya, 1983.