APA aipamena

Hobbs, J. J. (2007). Fundamentals of world regional geography. Australia: Brooks/Cole.

Chicago Style aipamena

Hobbs, Joseph J. Fundamentals of World Regional Geography. Australia: Brooks/Cole, 2007.

MLA aipamena

Hobbs, Joseph J. Fundamentals of World Regional Geography. Australia: Brooks/Cole, 2007.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.