Lundgren, L. (1986). Environmental geology. Prentice-Hall.
Cita Chicago Style (17a ed.)Lundgren, Lawrence. Environmental Geology. Englewood Cliffs, N.J: Prentice-Hall, 1986.
Cita MLA (9a ed.)Lundgren, Lawrence. Environmental Geology. Prentice-Hall, 1986.
Precaución: Estas citas no son 100% exactas.