Dyfyniad APA

GOPALAKRISHNAN, P. (1992). Purchasing And Materials Management P. Gopalakrishnan. McGraw-Hill.

Dyfyniad Arddull Chicago

GOPALAKRISHNAN, P. Purchasing And Materials Management P. Gopalakrishnan. McGraw-Hill, 1992.

Dyfyniad MLA

GOPALAKRISHNAN, P. Purchasing And Materials Management P. Gopalakrishnan. McGraw-Hill, 1992.

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