APA (7th ed.) Citation

Bohl, M., & Walter, A. (1973). Introduction to PL/I programming and PL/C. Science Research Associates.

Chicago Style (17th ed.) Citation

Bohl, Marilyn, and Arline Walter. Introduction to PL/I Programming and PL/C. Chicago: Science Research Associates, 1973.

MLA (8th ed.) Citation

Bohl, Marilyn, and Arline Walter. Introduction to PL/I Programming and PL/C. Science Research Associates, 1973.

Warning: These citations may not always be 100% accurate.