APA (7th ed.) Citation

(1987). Algebra and college math: Step-by-step-solutions for your HP-28S or HP-28C Calculator (Ed.1.).

Chicago Style (17th ed.) Citation

Algebra and College Math: Step-by-step-solutions for Your HP-28S or HP-28C Calculator. Ed.1. Corvallis, Or, 1987.

MLA (9th ed.) Citation

Algebra and College Math: Step-by-step-solutions for Your HP-28S or HP-28C Calculator. Ed.1. 1987.