Dyfyniad APA

Time Life Books. (1987). Revolution in science. Time life books.

Dyfyniad Arddull Chicago

Time Life Books. Revolution in Science. Alexandria: Time life books, 1987.

Dyfyniad MLA

Time Life Books. Revolution in Science. Time life books, 1987.

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