Books by Marlys A. Updike:
Books in the extended shelves:
![[X-Info]](https://onlinebooks.library.upenn.edu/infouc.gif)
Updike, Marlys A.: Physical habitat simulation system reference manual : version II (U.S. Fish and Wildlife Service, 1989), also by Robert T. Milhous, Diane M. Schneider, U.S. Fish and Wildlife. Research and Development, U.S. Fish and Wildlife, U.S. Fish and Wildlife Service, and National Ecology Research Center (U.S. Fish and Wildlife Service) (page images at HathiTrust)
Find more by Marlys A. Updike at your library, or elsewhere.