APA Style

Maran, Richard. (1991). maranGraphics` SIMPLIFIED COMPUTER GUIDE: WordPerfect for DOS VERSION 5.1 (6th). Canada: maraGraphics Inc..

Chicago Style

Maran, Richard. maranGraphics` SIMPLIFIED COMPUTER GUIDE: WordPerfect for DOS VERSION 5.1. 6th Canada: maraGraphics Inc., 1991. Text.

MLA Style

Maran, Richard. maranGraphics` SIMPLIFIED COMPUTER GUIDE: WordPerfect for DOS VERSION 5.1. 6th Canada: maraGraphics Inc., 1991. Text.

Turabian Style

Maran, Richard. maranGraphics` SIMPLIFIED COMPUTER GUIDE: WordPerfect for DOS VERSION 5.1. 6th Canada: maraGraphics Inc., 1991. Print.