Cita APA

PERRY GREG. (1998). TEACH YOURSELF VISUAL BASIC 6 IN 21 DAYS. TECHMEDIA.

Citación estilo Chicago

PERRY GREG. TEACH YOURSELF VISUAL BASIC 6 IN 21 DAYS. NEW DELHI: TECHMEDIA, 1998.

Cita MLA

PERRY GREG. TEACH YOURSELF VISUAL BASIC 6 IN 21 DAYS. TECHMEDIA, 1998.