Dyfyniad APA

Peace, K. E., & Chen, D. (2011). Clinical trial methodology. Chapman and Hall/CRC Press.

Dyfyniad Arddull Chicago

Peace, Karl E., and Ding-Geng Chen. Clinical Trial Methodology. Boca Raton: Chapman and Hall/CRC Press, 2011.

Dyfyniad MLA

Peace, Karl E., and Ding-Geng Chen. Clinical Trial Methodology. Chapman and Hall/CRC Press, 2011.

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