@article {4333,
	title = {An Elementary School Environmental Education Field Trip: Long-Term Effects on Ecological and Environmental Knowledge and Attitude Development},
	journal = {The Journal of Environmental Education},
	volume = {38},
	year = {2007},
	pages = {33-42},
	keywords = {Education},
	author = {Farmer, James and Knapp, Doug and Benton, Gregory M}
}
