Cita APA (7th ed.)

Khurmi R.S & Gupta J.K. (2018). A Textbook Of Refrigeration And Air Conditioning (5th.). S.Chand And Company Limited.

Cita Chicago (17th ed.)

Khurmi R.S i Gupta J.K. A Textbook Of Refrigeration And Air Conditioning. 5th. New Delhi: S.Chand And Company Limited, 2018.

Cita MLA (9th ed.)

Khurmi R.S i Gupta J.K. A Textbook Of Refrigeration And Air Conditioning. 5th. S.Chand And Company Limited, 2018.