Arborists' certification study guide
By: prepared by Sharon J. Lilly ; contributing authors, Sharon J. Lilly ... [et al.] ; edited by Dan Neely
Publisher: International Society of Arboriculture
Published: 1991
Place of publication: Urbana, Ill.
Language: eng
Subjects: Arboriculture; Study and teaching
Other titles: Certification program : certified arborist
Notes: Includes bibliographical references.