Dyfyniad APA

Dobler, D. W. (1984). Purchasing and materials management: Text and cases (4ª ed.). Mc Graw Hill.

Dyfyniad Arddull Chicago

Dobler, Donald W. Purchasing and Materials Management: Text and Cases. 4ª ed. Mc Graw Hill, 1984.

Dyfyniad MLA

Dobler, Donald W. Purchasing and Materials Management: Text and Cases. 4ª ed. Mc Graw Hill, 1984.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.