Dyfyniad APA

McCONNELL, D. (2018). The good earth: Introduction to earth science. McGraw-Hill Education.

Dyfyniad Arddull Chicago

McCONNELL, David. The Good Earth: Introduction to Earth Science. McGraw-Hill Education, 2018.

Dyfyniad MLA

McCONNELL, David. The Good Earth: Introduction to Earth Science. McGraw-Hill Education, 2018.

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