APA način citiranja

Sonal singh. (1998). Universe of knowledge: Structure and development (1st.). Raj.

Čikaški stil citiranja

Sonal singh. Universe of Knowledge: Structure and Development. 1st. Jaipur: Raj, 1998.

MLA način citiranja

Sonal singh. Universe of Knowledge: Structure and Development. 1st. Raj, 1998.