Παραπομπή APA

Raj , G., & Mehra , H. (1975). Photo Chemistry. Goel publishing house.

Παραπομπή Chicago Style

Raj , Gurdeep, και Harish Mehra. Photo Chemistry. Uttarpradesh: Goel publishing house, 1975.

Παραπομπή MLA

Raj , Gurdeep, και Harish Mehra. Photo Chemistry. Goel publishing house, 1975.