APA aipamena

Ravindran Nair, R., & George Philip, C. (1970). Mechanical engineering. State Institute of Languages.

Chicago Style aipamena

Ravindran Nair, R., and C. George Philip. Mechanical Engineering. Trivandrum: State Institute of Languages, 1970.

MLA aipamena

Ravindran Nair, R., and C. George Philip. Mechanical Engineering. State Institute of Languages, 1970.