Gupta, A. K., & By, B.. (1989). Introduction to pharmaceutics (2nd ed.). CBS.
Cita Chicago (17th ed.)Gupta, Ashok K., i Bajaj By. Introduction to Pharmaceutics. 2nd ed. Delhi: CBS, 1989.
Cita MLA (9th ed.)Gupta, Ashok K., i Bajaj By. Introduction to Pharmaceutics. 2nd ed. CBS, 1989.
Atenció: Aquestes cites poden no estar 100% correctes.