APA Style

G, B, B, R, M, G, C, S, M, A, &, R, M. (2005). Essentials of biology and biotechnology . . Hyderabad: Pharma.

MLA Style

G, Bahadur, Bir,, Ram, Maruthi, G,, Charya, Singhara, M, A, &, Rao, Madhusudhan. "Essentials of biology and biotechnology .". Hyderabad: Pharma, 2005. Text.