@book{242445,
	author = {Smith, Robert Leo},
	title = {Ecology and field biology},
	publisher = {Harper & Row},
	year = {1980},
	address = {New York},
	edition = {3d ed.},
	note = {Contenido:  Preface, Acknowledgments, 1. Introduction 2. The ecosystem 3. Comparative ecosystem ecology 4. Population ecology 5. The community Appendixes, Glossary, Selected references, Bibliography, Index}
}