SPELLBERG, I. F. (1991). Monitoring Ecological Change. Chambridge University Press.
Cita Chicago Style (17a ed.)SPELLBERG, Ian F. Monitoring Ecological Change. Chambridge University Press, 1991.
Cita MLA (8a ed.)SPELLBERG, Ian F. Monitoring Ecological Change. Chambridge University Press, 1991.
Precaución: Estas citas no son 100% exactas.