Tohutoro APA (7th ed.)

Sharma, S. (1989). Productivity measurement: An accounting. Akashdeep.

Tohutoru Kātū Chicago (17th ed.)

Sharma, S.G. Productivity Measurement: An Accounting. Delhi: Akashdeep, 1989.

Tohutoro MLA (9th ed.)

Sharma, S.G. Productivity Measurement: An Accounting. Akashdeep, 1989.