APA Style

Camilar-Serrano, A, O. (2016). Productivity and qulaity management . Intramuros,Manila: Unlimited Books Library Services & Publishing INC..

MLA Style

Camilar-Serrano, Angelita, Ong. "Productivity and qulaity management". Intramuros,Manila: Unlimited Books Library Services & Publishing INC., 2016. Text.