APA (7th ed.) Citation

Lockyer, K. G. (1969). An introduction to critical path analysis (3rd ed.). Pitman.

Chicago Style (17th ed.) Citation

Lockyer, K. G. An Introduction to Critical Path Analysis. 3rd ed. London: Pitman, 1969.

MLA (9th ed.) Citation

Lockyer, K. G. An Introduction to Critical Path Analysis. 3rd ed. Pitman, 1969.