Johnson, T. (1983). Strategies for higher - definition television. London: Ovum Ltd.
Trích dẫn kiểu ChicagoJohnson, Tim. Strategies for Higher - Definition Television. London: Ovum Ltd, 1983.
MLA引文Johnson, Tim. Strategies for Higher - Definition Television. London: Ovum Ltd, 1983.
警告:这些引文格式不一定是100%准确.