APA (7th ed.) Citation

Wolff, B. B. (1985). Modular programming routines for the Apple II+/IIe/IIc. Tab Books.

Chicago Style (17th ed.) Citation

Wolff, Bruno B. Modular Programming Routines for the Apple II+/IIe/IIc. Blue Ridge Summit, PA: Tab Books, 1985.

MLA (9th ed.) Citation

Wolff, Bruno B. Modular Programming Routines for the Apple II+/IIe/IIc. Tab Books, 1985.