APA
Bahl B. S., Bahl A., . (1997). 2000 solved problems in organic chemistry. New Delhi: S. Chand & Company.
Chicago
Bahl B S, Bahl Arun, . 1997. 2000 solved problems in organic chemistry. New Delhi: S. Chand & Company.
Harvard
Bahl B. S., Bahl A., . (1997). 2000 solved problems in organic chemistry. New Delhi: S. Chand & Company.
MLA
Bahl B S, Bahl Arun, . 2000 solved problems in organic chemistry. New Delhi: S. Chand & Company. 1997.