de Vergie, William J., authorAlldredge, A. William, author2021-04-232021-04-231989https://hdl.handle.net/10217/230796Summer 1989.Includes bibliographical references.born digitalreportsengCopyright and other restrictions may apply. User is responsible for compliance with all applicable laws. For information about copyright law, please see https://libguides.colostate.edu/copyright.Text