APA (7th ed.) Citation

Sprowls, R. C. (1972). PL/C: A processor for PL/I. Canfield Press.

Chicago Style (17th ed.) Citation

Sprowls, R. Clay. PL/C: A Processor for PL/I. San Francisco: Canfield Press, 1972.

MLA (9th ed.) Citation

Sprowls, R. Clay. PL/C: A Processor for PL/I. Canfield Press, 1972.