Cita APA (7th ed.)

BOURNE PHILIP. (2003). UNIX FOR OPEN VMS USERS 3RD ED (3RD ED.). DIGITAL PRESS.

Cita Chicago (17th ed.)

BOURNE PHILIP. UNIX FOR OPEN VMS USERS 3RD ED. 3RD ED. BOSTON: DIGITAL PRESS, 2003.

Cita MLA (9th ed.)

BOURNE PHILIP. UNIX FOR OPEN VMS USERS 3RD ED. 3RD ED. DIGITAL PRESS, 2003.