Dyfyniad APA

Chlop, A. (1982). Directory of organic compounds. Chapman and Hall.

Dyfyniad Arddull Chicago

Chlop, A. Directory of Organic Compounds. London: Chapman and Hall, 1982.

Dyfyniad MLA

Chlop, A. Directory of Organic Compounds. Chapman and Hall, 1982.

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