APA引文

Hoekstra, C., Willemsen, G., van Beijsterveldt, T. C., Montgomery, G. W., & Boomsma, D. I. (2008). Familial Twinning and Fertility in Dutch Mothers of Twins.

Citação norma Chicago

Hoekstra, Chantal, Gonneke Willemsen, Toos C.E.M van Beijsterveldt, Grant W. Montgomery, and Dorret I. Boomsma. Familial Twinning and Fertility in Dutch Mothers of Twins. 2008.

MLA引文

Hoekstra, Chantal, et al. Familial Twinning and Fertility in Dutch Mothers of Twins. 2008.