ScienceDirect (Online service) & Timmings, R. L. (1988). Basic engineering technology. Heinemann Newnes.
Chicago Style (17th ed.) CitationScienceDirect (Online service) and R. L. Timmings. Basic Engineering Technology. [Place of publication not identified]: Heinemann Newnes, 1988.
MLA (9th ed.) CitationScienceDirect (Online service) and R. L. Timmings. Basic Engineering Technology. Heinemann Newnes, 1988.
Warning: These citations may not always be 100% accurate.