Gaya APA

Bux, W, E, C, H, E. (1980). RPG & RPG II Programming : applied fundamentals. . New Jersey: Prentice-Hall.

Gaya MLA

Bux, William, E.&, Cunning,, Ham, E.C.. "RPG & RPG II Programming : applied fundamentals.". New Jersey: Prentice-Hall, 1980. Text.