Dyfyniad APA

Sayer, A., Cooper, C., Osmond, C., Barker, D., Evans, J., Rauf, A., & Wormald, R. (1999). Are rates of ageing determined in utero? Reply.

Dyfyniad Arddull Chicago

Sayer, A., C. Cooper, C. Osmond, D. Barker, J. Evans, A. Rauf, and R. Wormald. Are Rates of Ageing Determined in Utero? Reply. 1999.

Dyfyniad MLA

Sayer, A., et al. Are Rates of Ageing Determined in Utero? Reply. 1999.

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