Dyfyniad APA

(1998). Learning environments research. Kluwer Academic Publishers.

Dyfyniad Arddull Chicago

Learning Environments Research. Dordrecht, the Netherlands ; Boston [Mass.]: Kluwer Academic Publishers, 1998.

Dyfyniad MLA

Learning Environments Research. Kluwer Academic Publishers, 1998.

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