Dyfyniad APA

harris, W. E., & Laitnen, H. A. (1975). Chemical analysis: An advanced text and refrence (Ed.2.).

Dyfyniad Arddull Chicago

harris, Walter E., and Herbert A. Laitnen. Chemical Analysis: An Advanced Text and Refrence. Ed.2. Tokyo, M C Graw Hill Kogakusha, 1975.

Dyfyniad MLA

harris, Walter E., and Herbert A. Laitnen. Chemical Analysis: An Advanced Text and Refrence. Ed.2. 1975.

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