Παραπομπή APA

Cobb, S. (1992). Quattro pro 4 inside & out. Osborne McGraw hill.

Παραπομπή Chicago Style

Cobb, Stephen. Quattro Pro 4 Inside & Out. Berkeley: Osborne McGraw hill, 1992.

Παραπομπή MLA

Cobb, Stephen. Quattro Pro 4 Inside & Out. Osborne McGraw hill, 1992.