Παραπομπή APA

Ravinderkumar. (1979). A text book of algebra. Pitambar publishing co.

Παραπομπή Chicago Style

Ravinderkumar. A Text Book of Algebra. New delhi: Pitambar publishing co, 1979.

Παραπομπή MLA

Ravinderkumar. A Text Book of Algebra. Pitambar publishing co, 1979.