Draper, Henry E. Studying children observing and participating Henry E. Draper, Wanda Draper, Lenorah Barnes Polk. - 2nd ed. - New York, N.Y. Glencoe c1988. - 271 p. ill. 28 cm. Includes bibliographical references (p. 263) and index. ISBN: 0026681609 (pbk.) Subjects--Topical Terms: Child developmentChild psychology