Dyfyniad APA

The Haworth Press. American Journal of sexuality education.

Dyfyniad Arddull Chicago

The Haworth Press. American Journal of Sexuality Education.

Dyfyniad MLA

The Haworth Press. American Journal of Sexuality Education.

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