Dyfyniad APA

(1994). Natural products: Their chemistry and biological significance. London: Longman.

Dyfyniad Arddull Chicago

Natural Products: Their Chemistry and Biological Significance. London: Longman, 1994.

Dyfyniad MLA

Natural Products: Their Chemistry and Biological Significance. London: Longman, 1994.

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