Παραπομπή APA

Varma, O., & Ahuja, B. Textbook of Industrial Economics. Careers Digest Publications.

Παραπομπή Chicago Style

Varma, O.P, και B.N Ahuja. Textbook of Industrial Economics. New Delhi: Careers Digest Publications.

Παραπομπή MLA

Varma, O.P, και B.N Ahuja. Textbook of Industrial Economics. Careers Digest Publications.