Hurlock, Elizabeth Bergner, Desarrollo del niño Elisabeth B Hurlock. - 2a ed. - México McGraw-Hill c1982. - 609 p. ill. 24 cm. Translation fo : Child development ISBN: LCCN: evn00000145 Subjects--Topical Terms: Child psychology LC Class. No.: BF721 / .H818 1982 Dewey Class. No.: 155.5 / H965d