APA সাইটেশন

S K Gupta. (2006). Drug Screening Methods (1.). Jaypee Brothers.

শিকাগো স্টাইলে সাইটেশন

S K Gupta. Drug Screening Methods. 1. Jaypee Brothers, 2006.

এমএলএ সাইটেশন

S K Gupta. Drug Screening Methods. 1. Jaypee Brothers, 2006.