Citazione Stile APA (7a Edizione)

SHIPMAN CARL. (1984). HOW TO PROGRAM YOUR IBM PC COLOR & GRAPHICS. H P BOOKS.

Citazione stile Chigago Style (17a edizione)

SHIPMAN CARL. HOW TO PROGRAM YOUR IBM PC COLOR & GRAPHICS. U.S.A: H P BOOKS, 1984.

Citatione MLA (9a ed.)

SHIPMAN CARL. HOW TO PROGRAM YOUR IBM PC COLOR & GRAPHICS. H P BOOKS, 1984.