Dyfyniad APA

La Croix, D. d. (2013). Fertility, education, growth and sustainability. Cambridge university press.

Dyfyniad Arddull Chicago

La Croix, David de. Fertility, Education, Growth and Sustainability. UK: Cambridge university press, 2013.

Dyfyniad MLA

La Croix, David de. Fertility, Education, Growth and Sustainability. Cambridge university press, 2013.

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