Citazione APA

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

Stile di citazione Chicago

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

Citazione MLA

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

Attenzione: Queste citazioni potrebbero non essere precise al 100%.