APA (7th ed.) Citation

Brailsford, D. F., & Walker, A. N. (1978). Introductory Algol 68 programming. Horwood.

Chicago Style (17th ed.) Citation

Brailsford, D. F., and A. N. Walker. Introductory Algol 68 Programming. Chichester: Horwood, 1978.

MLA (9th ed.) Citation

Brailsford, D. F., and A. N. Walker. Introductory Algol 68 Programming. Horwood, 1978.

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