APA Edition Citation

S K Gupta. (2004). Drug screening Methods (1.). Jaypee Brothers.

Chicago Edition Citation

S K Gupta. Drug Screening Methods. 1. Jaypee Brothers, 2004.

MLA Edition Citation

S K Gupta. Drug Screening Methods. 1. Jaypee Brothers, 2004.

Warning: These citations may not always be 100% accurate.