APA استشهاد

Directorate of Census,Operations. (1991). Census of India 1991: Economics Tables Part III-B Series. Directorate of Census Operations.

استشهاد بنمط شيكاغو

Directorate of Census,Operations. Census of India 1991: Economics Tables Part III-B Series. Kerala: Directorate of Census Operations, 1991.

MLA استشهاد

Directorate of Census,Operations. Census of India 1991: Economics Tables Part III-B Series. Directorate of Census Operations, 1991.

تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.