APA
Gupta C.P & Prakasj Raj, . (1991). Engg Thermodynamics work and heat transfer. : Roorkee Nem chand & bros.
Chicago
Gupta C.P & Prakasj Raj, . 1991. Engg Thermodynamics work and heat transfer. : Roorkee Nem chand & bros.
Harvard
Gupta C.P & Prakasj Raj, . (1991). Engg Thermodynamics work and heat transfer. : Roorkee Nem chand & bros.
MLA
Gupta C.P & Prakasj Raj, . Engg Thermodynamics work and heat transfer. : Roorkee Nem chand & bros. 1991.