Dyfyniad APA

See, D. T. (1971). I.Q., updated and comprehensive (Latest ed.). Everbright Pub. House.

Dyfyniad Arddull Chicago

See, Delfin T. I.Q., Updated and Comprehensive. Latest ed. [S.l.]: Everbright Pub. House, 1971.

Dyfyniad MLA

See, Delfin T. I.Q., Updated and Comprehensive. Latest ed. Everbright Pub. House, 1971.

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