Showers, Beverly books & textbook
Student Achievement Through Staff Development (3rd Edition)
Joyce, Bruce R. Showers, Beverly Fullan, Michael G.
Assn for Supervision & Curriculum /2002-01-01 Paperback / 217 Pages
isbn-10: 0871206749 / isbn-13: 9780871206749
Student Achievement Through Staff Development: Fundamentals of School Renewal
Joyce, Bruce R. Showers, Beverly
Longman Pub Group /1995T Textbook Binding / 253 Pages
isbn-10: 0801307821 / isbn-13: 9780801307829