APA Style

SUBRAHMANYAM, C. et al (2018). PHARMACEUTICAL ENGINEERING ( UNIT OPDATION -1) (2ND). DELHI: VALLABH PUBLICATION.

MLA Style

SUBRAHMANYAM, CVS. et al. "PHARMACEUTICAL ENGINEERING ( UNIT OPDATION -1)". 2ND DELHI: VALLABH PUBLICATION, 2018. Text.