Dyfyniad APA

Koenig, L. B., Jacob, T., Haber, J. R., & Xian, H. (2010). Testing the Equal Environments Assumption in the Children of Twins Design.

Dyfyniad Arddull Chicago

Koenig, Laura B., Theodore Jacob, Jon Randolph Haber, and Hong Xian. Testing the Equal Environments Assumption in the Children of Twins Design. 2010.

Dyfyniad MLA

Koenig, Laura B., Theodore Jacob, Jon Randolph Haber, and Hong Xian. Testing the Equal Environments Assumption in the Children of Twins Design. 2010.

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