Dyfyniad APA

Chapman, S. B. (2013). Make Your Brain Smarter (2nd.). Simon and Schuster Paperbacks.

Dyfyniad Arddull Chicago

Chapman, Sandra Bond. Make Your Brain Smarter. 2nd. New York: Simon and Schuster Paperbacks, 2013.

Dyfyniad MLA

Chapman, Sandra Bond. Make Your Brain Smarter. 2nd. Simon and Schuster Paperbacks, 2013.

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