Understanding children's play
Hartley, Ruth E. (Ruth Edith) 1909-
Understanding children's play by Ruth E. Hartley, Lawrence K. Frank, Robert M. Goldenson - London Routledge & Kegan Paul 1952 - xvi, 371 p. 22 cm.
Includes bibliographical references and index
Παιδική ψυχολογία
Παιχνίδια--Ψυχολογικές απόψεις
155.418
Understanding children's play by Ruth E. Hartley, Lawrence K. Frank, Robert M. Goldenson - London Routledge & Kegan Paul 1952 - xvi, 371 p. 22 cm.
Includes bibliographical references and index
Παιδική ψυχολογία
Παιχνίδια--Ψυχολογικές απόψεις
155.418