APA (7th ed.) Citation

Dobyns, R. A. (1986). Programmed guide to fundamentals of algebra and trigonometry (Sixth edition.). Prindle, Weber & Schmidt.

Chicago Style (17th ed.) Citation

Dobyns, Roy A. Programmed Guide to Fundamentals of Algebra and Trigonometry. Sixth edition. Boston, Mass: Prindle, Weber & Schmidt, 1986.

MLA (9th ed.) Citation

Dobyns, Roy A. Programmed Guide to Fundamentals of Algebra and Trigonometry. Sixth edition. Prindle, Weber & Schmidt, 1986.