Cita APA (7th ed.)

Gopalakrishnan. (1982). Materials management. Prentice Hall of India.

Cita Chicago (17th ed.)

Gopalakrishnan. Materials Management. New Delhi: Prentice Hall of India, 1982.

Cita MLA (9th ed.)

Gopalakrishnan. Materials Management. Prentice Hall of India, 1982.