ISBN: 0880992786 (pbk. : alk. paper)
ISBN: 0880992794 (hardcover : alk. paper)
ISBN: 0880992824 (pbk. : alk. paper)
ISBN: 0880992832 (hardcover : alk. paper)
ISBN-10: 0880994517
ISBN: 9780880992787 (pbk. : alk. paper)
ISBN: 9780880992794 (hardcover : alk. paper)
ISBN-13: 978-0880992824
ISBN-13: 978-0880992831
ISBN-13: 978-0880994514