APA (7th ed.) Citation

Tava, P. M. (1977). APL-Plus financial planning system: User's guide. Scientific Time Sharing Corp..

Chicago Style (17th ed.) Citation

Tava, Paul M. APL-Plus Financial Planning System: User's Guide. Bethesda, Md.: Scientific Time Sharing Corp., 1977.

MLA (9th ed.) Citation

Tava, Paul M. APL-Plus Financial Planning System: User's Guide. Scientific Time Sharing Corp., 1977.