Dyfyniad APA

Forster, A., & Merriam, D. F. (1996). Geologic modeling and mapping. Plenum.

Dyfyniad Arddull Chicago

Forster, Andrea, and Daniel F. Merriam. Geologic Modeling and Mapping. New York: Plenum, 1996.

Dyfyniad MLA

Forster, Andrea, and Daniel F. Merriam. Geologic Modeling and Mapping. Plenum, 1996.

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