Field, R. M. (1955). Geology (4th ed. [Reprinted with minor revisions].). Barnes & Noble.
Chicago Style aipamenaField, Richard M. Geology. 4th ed. [Reprinted with minor revisions]. New York: Barnes & Noble, 1955.
MLA aipamenaField, Richard M. Geology. 4th ed. [Reprinted with minor revisions]. Barnes & Noble, 1955.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.