Dyfyniad APA
(1967). Chemistry and the environment: The solid earth, the oceans, the atmosphere. American chemical society.
Dyfyniad Arddull Chicago
Chemistry and the Environment: The Solid Earth, the Oceans, the Atmosphere. Washington: American chemical society, 1967.
Dyfyniad MLA
Chemistry and the Environment: The Solid Earth, the Oceans, the Atmosphere. American chemical society, 1967.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.