APA (7th ed.) Citation

Sharpe, W. P. (1967). Basic: An introduction to computer programming using the Basic language. Free Pree.

Chicago Style (17th ed.) Citation

Sharpe, William P. Basic: An Introduction to Computer Programming Using the Basic Language. New York: Free Pree, 1967.

MLA (9th ed.) Citation

Sharpe, William P. Basic: An Introduction to Computer Programming Using the Basic Language. Free Pree, 1967.