APA (7th ed.) Citation

Powell, W. D., & Leech, D. (1982). Standards for compaction of dense roadbase macadam. Transport and Road Research Laboratory.

Chicago Style (17th ed.) Citation

Powell, W. D., and D. Leech. Standards for Compaction of Dense Roadbase Macadam. Crowthorne, Berkshire: Transport and Road Research Laboratory, 1982.

MLA (9th ed.) Citation

Powell, W. D., and D. Leech. Standards for Compaction of Dense Roadbase Macadam. Transport and Road Research Laboratory, 1982.