Dyfyniad APA

Mills, D. P. D. (1989). Pneumatic conveying design guide. Butterworths.

Dyfyniad Arddull Chicago

Mills, David Ph. D. Pneumatic Conveying Design Guide. London: Butterworths, 1989.

Dyfyniad MLA

Mills, David Ph. D. Pneumatic Conveying Design Guide. Butterworths, 1989.

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