APA (7th ed.) Citation

Lumsden, P. (1968). The line-of-balance method. Pergamon Pr.

Chicago Style (17th ed.) Citation

Lumsden, Philip. The Line-of-balance Method. London: Pergamon Pr, 1968.

MLA (9th ed.) Citation

Lumsden, Philip. The Line-of-balance Method. Pergamon Pr, 1968.