Dyfyniad APA

Drury, C. (1998). Costing an introduction (4th ed.). International Thomson Business Press.

Dyfyniad Arddull Chicago

Drury, Colin. Costing an Introduction. 4th ed. London: International Thomson Business Press, 1998.

Dyfyniad MLA

Drury, Colin. Costing an Introduction. 4th ed. International Thomson Business Press, 1998.

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