Dyfyniad APA

Bates, D. G., & Tucker, J. (2020). Human Ecology. Springer US.

Dyfyniad Arddull Chicago

Bates, Daniel G., và Judith Tucker. Human Ecology. Springer US, 2020.

Dyfyniad MLA

Bates, Daniel G., và Judith Tucker. Human Ecology. Springer US, 2020.

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