Cita APA (7th ed.)

Magtubo, E. D. (1996). The Generic Network Modeling language (GNM). Philippine Engineering Journal.

Cita Chicago (17th ed.)

Magtubo, Erville D. "The Generic Network Modeling Language (GNM)." Philippine Engineering Journal 1996.

Cita MLA (9th ed.)

Magtubo, Erville D. "The Generic Network Modeling Language (GNM)." Philippine Engineering Journal, 1996.