Dyfyniad APA

Edited by Rhind, D. (1997). Framework for the world. Geoinformation International.

Dyfyniad Arddull Chicago

Edited by Rhind, David. Framework for the World. Cambridge: Geoinformation International, 1997.

Dyfyniad MLA

Edited by Rhind, David. Framework for the World. Geoinformation International, 1997.

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