Betancourt, J. L., Van Devender, T. R., & Martin, P. S. (1990). Packrat middens : the last 40,000 years of biotic change / edited by Julio L. Betancourt, Thomas R. Van Devender, and Paul S. Martin: The last 40,000 years of biotic change. University of Arizona Press.
Chicago Style (17th ed.) CitationBetancourt, Julio L., Thomas R. Van Devender, and Paul S. Martin. Packrat Middens : The Last 40,000 Years of Biotic Change / Edited by Julio L. Betancourt, Thomas R. Van Devender, and Paul S. Martin: The Last 40,000 Years of Biotic Change. Tucson: University of Arizona Press, 1990.
MLA (9th ed.) CitationBetancourt, Julio L., et al. Packrat Middens : The Last 40,000 Years of Biotic Change / Edited by Julio L. Betancourt, Thomas R. Van Devender, and Paul S. Martin: The Last 40,000 Years of Biotic Change. University of Arizona Press, 1990.