Gardiner, B. (1990). Energy demands. London: Gloucester Press.
Trích dẫn kiểu ChicagoGardiner, Brian. Energy Demands. London: Gloucester Press, 1990.
MLA引文Gardiner, Brian. Energy Demands. London: Gloucester Press, 1990.
警告：這些引文格式不一定是100％准確.
APA引文