Nyambok, I. O., & Davies, T. C. (1993). Geosciences and the environment. Nairobi Univ. Press.
Chicago Style (17th ed.) ZitazioaNyambok, Isaac O., eta Theophilus C. Davies. Geosciences and the Environment. Nairobi: Nairobi Univ. Press, 1993.
MLA (9th ed.) ZitazioaNyambok, Isaac O., eta Theophilus C. Davies. Geosciences and the Environment. Nairobi Univ. Press, 1993.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.