APA (7th ed.) Citation

Kochar, R. (1997). Theories and principles of librarianship. Aph Publishing.

Chicago Style (17th ed.) Citation

Kochar, R.S. Theories and Principles of Librarianship. New Delhi: Aph Publishing, 1997.

MLA (9th ed.) Citation

Kochar, R.S. Theories and Principles of Librarianship. Aph Publishing, 1997.