Lawrance, C. J. (1977). The use of punched cards in the storage and retrieval of engineering information in Ethiopia. Transport and Road Research Laboratory.
Chicago Style (17th ed.) CitationLawrance, C. J. The Use of Punched Cards in the Storage and Retrieval of Engineering Information in Ethiopia. Crowthorne, Berkshire: Transport and Road Research Laboratory, 1977.
MLA (9th ed.) CitationLawrance, C. J. The Use of Punched Cards in the Storage and Retrieval of Engineering Information in Ethiopia. Transport and Road Research Laboratory, 1977.
Warning: These citations may not always be 100% accurate.