Dyfyniad APA

P.Gopalakrishnan & M.Sundaresan. (1977). Materials Mananagement An integrated approach. Prentice-Hall of India pvt ltd.

Dyfyniad Arddull Chicago

P.Gopalakrishnan and M.Sundaresan. Materials Mananagement An Integrated Approach. New Delhi: Prentice-Hall of India pvt ltd, 1977.

Dyfyniad MLA

P.Gopalakrishnan and M.Sundaresan. Materials Mananagement An Integrated Approach. Prentice-Hall of India pvt ltd, 1977.

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