Preserving food by drying :
a math-science teaching manual /
by Cynthia Fahy with Carl Vogel and Per Christiansen.

APA Citation

Fahy, C., Christiansen, P., Vogel, C., Program Designs for Educators/Chevrons., Peace Corps (U.S.). Information Collection and Exchange. (1984). Preserving food by drying: a math-science teaching manual. Washington, D.C.: Peace Corps, Information Collection and Exchange.

MLA Citation

Peace Corps (U.S.). Information Collection and Exchange, et al.. Preserving Food by Drying: a Math-science Teaching Manual. Washington, D.C.: Peace Corps, Information Collection and Exchange, 1984.

Warning: These citations may not always be complete (especially for serials).