I Mech Conference. (1977). Stratified charge engines. Institute of Mechanical Engineers.
शिकागो स्टाइल उद्धरणI Mech Conference. Stratified Charge Engines. New York: Institute of Mechanical Engineers, 1977.
एमएलए उद्धरणI Mech Conference. Stratified Charge Engines. Institute of Mechanical Engineers, 1977.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.