APA (7th ed.) Citation

Spence, R. (1993). Rick Spence's Clipper 5.2 power programmer's guide. Sybex.

Chicago Style (17th ed.) Citation

Spence, Rick. Rick Spence's Clipper 5.2 Power Programmer's Guide. San Francisco: Sybex, 1993.

MLA (8th ed.) Citation

Spence, Rick. Rick Spence's Clipper 5.2 Power Programmer's Guide. Sybex, 1993.

Warning: These citations may not always be 100% accurate.