Citazione Stile APA (7a Edizione)

Sabin, W. A. (2005). The Gregg reference manual: A manual of style, grammar, usage, and formatting (10th ed.). McGraw-Hill.

Citazione stile Chigago Style (17a edizione)

Sabin, William A. The Gregg Reference Manual: A Manual of Style, Grammar, Usage, and Formatting. 10th ed. Boston: McGraw-Hill, 2005.

Citatione MLA (9a ed.)

Sabin, William A. The Gregg Reference Manual: A Manual of Style, Grammar, Usage, and Formatting. 10th ed. McGraw-Hill, 2005.