Citazione APA

Levine ,John R, & Young,Margaret Levine. (1993). Unix for dummies. Pusthak Mahal.

Stile di citazione Chicago

Levine ,John R, e Young,Margaret Levine. Unix for Dummies. New Delhi: Pusthak Mahal, 1993.

Citazione MLA

Levine ,John R, e Young,Margaret Levine. Unix for Dummies. Pusthak Mahal, 1993.