Parker-Hannifin Corporation. Fluidpower Group. (1974). Fluid power 1. Parker-Hannifin Corporation.
芝加哥风格引文Parker-Hannifin Corporation. Fluidpower Group. Fluid Power 1. [Cleveland, Ohio]: Parker-Hannifin Corporation, 1974.
MLA引文Parker-Hannifin Corporation. Fluidpower Group. Fluid Power 1. Parker-Hannifin Corporation, 1974.
警告：这些引文格式不一定是100％准确.