Dyfyniad APA

Peterson, J. (1969). Early conceptions and tests of intelligence. Greenwood Press.

Dyfyniad Arddull Chicago

Peterson, Joseph. Early Conceptions and Tests of Intelligence. Westport, Conn: Greenwood Press, 1969.

Dyfyniad MLA

Peterson, Joseph. Early Conceptions and Tests of Intelligence. Greenwood Press, 1969.

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