Citazione Stile APA (7a Edizione)

Townsend, C. (1986). Mastering dBase III Plus: A step-by-step guide. Sybex.

Citazione stile Chigago Style (17a edizione)

Townsend, Carl. Mastering DBase III Plus: A Step-by-step Guide. Berkeley, CA: Sybex, 1986.

Citatione MLA (9a ed.)

Townsend, Carl. Mastering DBase III Plus: A Step-by-step Guide. Sybex, 1986.