APA (7th ed.) Citation

Walker, H. M. (1980). Problems for computer solutions using BASIC. Winthrop Publishers.

Chicago Style (17th ed.) Citation

Walker, Henry M. Problems for Computer Solutions Using BASIC. Cambridge, Mass.: Winthrop Publishers, 1980.

MLA (9th ed.) Citation

Walker, Henry M. Problems for Computer Solutions Using BASIC. Winthrop Publishers, 1980.