@book{29659, author = {Gardner, Bruce L. and Gardner, Bruce L.}, title = {Handbook of agricultural economics /}, publisher = {Elsevier,}, year = {c2001-c2002.}, series = {Handbooks in economics,}, address = {Amsterdam ;}, edition = {1st ed.}, url = {http://www.loc.gov/catdir/enhancements/fy0612/2001032603-t.html} }