Παραπομπή APA

Sangha, K. (1964). Productivity and economic growth. Asia publishing house.

Παραπομπή Chicago Style

Sangha, Kehar. Productivity and Economic Growth. Bombay: Asia publishing house, 1964.

Παραπομπή MLA

Sangha, Kehar. Productivity and Economic Growth. Asia publishing house, 1964.