Dyfyniad APA

Mather, K. F. Along the Andean front in southeastern Bolivia.

Dyfyniad Arddull Chicago

Mather, Kirtley F. Along the Andean Front in Southeastern Bolivia.

Dyfyniad MLA

Mather, Kirtley F. Along the Andean Front in Southeastern Bolivia.

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