Dyfyniad APA

Amey, L. (1969). Efficiency of business enterprises. George Allen & Unwin.

Dyfyniad Arddull Chicago

Amey, L.R. Efficiency of Business Enterprises. London: George Allen & Unwin, 1969.

Dyfyniad MLA

Amey, L.R. Efficiency of Business Enterprises. George Allen & Unwin, 1969.

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