By Ellis Martha M.   in Community College Journal of Research and Practice

ISSN:1521-0413|37|2|73-84

Routledge Ltd‎(2013)‎

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By Ellis Martha M.   Ivan Jacob S.   Tucker Jody M.   Schwartz Michael K.   in Methods in Ecology and Evolution

ISSN:2041-210x|6|5|621-625

Barcelona Publishers Llc‎(2015)‎

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