Pritzkau, Philo T. Dynamics of curriculum improvement. - Englewood Cliffs, N.J. Prentice-Hall 1959. - 459 p. 22 cm. - Prentice-Hall education series . Includes bibliographies. LCCN: 59006958 /L Subjects--Topical Terms: Education--Curricula. LC Class. No.: LB1570 / .P7 Dewey Class. No.: 375