Lowe, J. C., & Pederson, E. (1983). Human geography: An integrated approach. John Wiley.
Chicago Style (17th ed.) ZitazioaLowe, Joha Carl, eta Eldor Pederson. Human Geography: An Integrated Approach. New York: John Wiley, 1983.
MLA (9th ed.) ZitazioaLowe, Joha Carl, eta Eldor Pederson. Human Geography: An Integrated Approach. John Wiley, 1983.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.