APA
Gupta R. R. K. M. &. G. V., . (1998). Heterocyclic chemistry : principles, three - and four - membered heterocycles : vol. I. Springer, New Delhi: .
Chicago
Gupta R R Kumar M & Gupta V, . 1998. Heterocyclic chemistry : principles, three - and four - membered heterocycles : vol. I. Springer, New Delhi: .
Harvard
Gupta R. R. K. M. &. G. V., . (1998). Heterocyclic chemistry : principles, three - and four - membered heterocycles : vol. I. Springer, New Delhi: .
MLA
Gupta R R Kumar M & Gupta V, . Heterocyclic chemistry : principles, three - and four - membered heterocycles : vol. I. Springer, New Delhi: . 1998.