@book{sherman_liverman_maxa_2008, title={Vermicomposting leader's guide: A 5th grade school enrichment curriculum}, publisher={Raleigh, NC: Cooperative Extension Service}, author={Sherman, R. and Liverman, R. and Maxa, E.}, year={2008} }
 @article{maxa_1997, title={Joint Council of Extension Professionals: transition to the future}, volume={35}, number={4}, journal={Journal of Extension}, author={Maxa, E.}, year={1997} }