Dyfyniad APA

Graham, E. C. (1993). Encyclopedia of scientific terms. Crest Publishing House.

Dyfyniad Arddull Chicago

Graham, E. C. Encyclopedia of Scientific Terms. New Delhi: Crest Publishing House, 1993.

Dyfyniad MLA

Graham, E. C. Encyclopedia of Scientific Terms. Crest Publishing House, 1993.

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