APA (7th ed.) Citation

Hume, J. N. P., & Holt, R. C. (1975). Structured programming using PL/1 and SP/k. Reston.

Chicago Style (17th ed.) Citation

Hume, J. N. P., and R. C. Holt. Structured Programming Using PL/1 and SP/k. Reston, VA: Reston, 1975.

MLA (9th ed.) Citation

Hume, J. N. P., and R. C. Holt. Structured Programming Using PL/1 and SP/k. Reston, 1975.

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