Baclig, J. M. e. a., Guevarra, S., & Regala, F. M. (2001). Pinoy entreprenor: A series on Filipino money-making ventures, Third Year (Textbook). Diwa Learning Systems, Inc.
Lua i Stíl Chicago (17ú heag.)Baclig, Josefina Maria et al, Shirley Guevarra, agus Fatima Maria Regala. Pinoy Entreprenor: A Series on Filipino Money-making Ventures, Third Year (Textbook). Makati City: Diwa Learning Systems, Inc, 2001.
Lua MLA (9ú heag.)Baclig, Josefina Maria et al, et al. Pinoy Entreprenor: A Series on Filipino Money-making Ventures, Third Year (Textbook). Diwa Learning Systems, Inc, 2001.
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