APA (7th ed.) Citation

Hobbs, N. B., & Healy, P. R. (1979). Piling in chalk. Construction Industry Research and Information Assoc.

Chicago Style (17th ed.) Citation

Hobbs, N. B., and P. R. Healy. Piling in Chalk. London: Construction Industry Research and Information Assoc, 1979.

MLA (9th ed.) Citation

Hobbs, N. B., and P. R. Healy. Piling in Chalk. Construction Industry Research and Information Assoc, 1979.

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