Sully & Unstead. (1973). Automobile engines (questions & answers (3rd. edition.). Butterworth.
Chicago Style (17th ed.) CitationSully and Unstead. Automobile Engines (questions & Answers. 3rd. edition. London: Butterworth, 1973.
MLA (8th ed.) CitationSully and Unstead. Automobile Engines (questions & Answers. 3rd. edition. Butterworth, 1973.
Warning: These citations may not always be 100% accurate.