Dyfyniad APA

Yearbook (Conference of Latin Americanist Geographers). University of Texas Press.

Dyfyniad Arddull Chicago

Yearbook (Conference of Latin Americanist Geographers). University of Texas Press.

Dyfyniad MLA

Yearbook (Conference of Latin Americanist Geographers). University of Texas Press.

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