APA (7th ed.) Citation

Practitioners Publishing Company. (1999). PPC's specialized industry tax guide. Practitioners Pub. Co..

Chicago Style (17th ed.) Citation

Practitioners Publishing Company. PPC's Specialized Industry Tax Guide. Fort Worth, Tex.: Practitioners Pub. Co., 1999.

MLA (9th ed.) Citation

Practitioners Publishing Company. PPC's Specialized Industry Tax Guide. Practitioners Pub. Co., 1999.