Dyfyniad APA

Russell, K. A., & Carter, P. J. (2000). Test your IQ: 400 new tests to boost your brainpower! Kogan Page.

Dyfyniad Arddull Chicago

Russell, Kenneth A., and Philip J. Carter. Test Your IQ: 400 New Tests to Boost Your Brainpower! London: Kogan Page, 2000.

Dyfyniad MLA

Russell, Kenneth A., and Philip J. Carter. Test Your IQ: 400 New Tests to Boost Your Brainpower! Kogan Page, 2000.

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