Nilsen, Barbara. Week by week : plans for observing and recording young children / Barbara Nilsen. - 2nd edition. - Africa : Delmar Thomson Learning, 2001. - x, 435 pages : illustrations ; 28 cm. Includes index. ISBN: 0-7668-1054-2 Pbk, Bp. Subjects--Topical Terms: Behavioral assessment of children.Observation (Psychology).Observation (Educational method).Child development. LC Class. No.: BF 722 N42 2001