Cita APA (7th ed.)

Singh, Y. (1981). Population trends and population education (1st.). Sheth.

Cita Chicago (17th ed.)

Singh, Y. Population Trends and Population Education. 1st. Bombay: Sheth, 1981.

Cita MLA (9th ed.)

Singh, Y. Population Trends and Population Education. 1st. Sheth, 1981.