A. Zimmermann, & D Scholz. (2000). Closed loop hydraulics ( Mạch kín thủy lực học).Workbook. Denkendorf: Festo Didactic.
शिकागो स्टाइल उद्धरणA. Zimmermann, और D Scholz. Closed Loop Hydraulics ( Mạch Kín Thủy Lực Học).Workbook. Denkendorf: Festo Didactic, 2000.
एमएलए उद्धरणA. Zimmermann, और D Scholz. Closed Loop Hydraulics ( Mạch Kín Thủy Lực Học).Workbook. Denkendorf: Festo Didactic, 2000.
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