Dyfyniad APA

Michael Biggs, M., & Hedström, P. (2009). Self-Fulfilling Prophecies. Oxford University Press.

Dyfyniad Arddull Chicago

Michael Biggs, M., and P. Hedström. Self-Fulfilling Prophecies. Oxford University Press, 2009.

Dyfyniad MLA

Michael Biggs, M., and P. Hedström. Self-Fulfilling Prophecies. Oxford University Press, 2009.

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