APA (7th ed.) Citation

Gear, C. W. (1978). PL/I and PL/C language manual. Science Research Associates.

Chicago Style (17th ed.) Citation

Gear, C. William. PL/I and PL/C Language Manual. [Chicago]: Science Research Associates, 1978.

MLA (8th ed.) Citation

Gear, C. William. PL/I and PL/C Language Manual. Science Research Associates, 1978.

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