APA (7th ed.) Citation

Siegel, Charles. (1989). Teach Yourself ... C. Management Information Source.

Chicago Style (17th ed.) Citation

Siegel, Charles. Teach Yourself ... C. Portland, Ore.: Management Information Source, 1989.

MLA (9th ed.) Citation

Siegel, Charles. Teach Yourself ... C. Management Information Source, 1989.

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