APA
Roberton M. A. &. H. L. E., . (1984). Developing Children: their chaning movement a guide for teachers. Lea & Febiger, Philadelphia: .
Chicago
Roberton Mary Ann & Halverson Lolas E, . 1984. Developing Children: their chaning movement a guide for teachers. Lea & Febiger, Philadelphia: .
Harvard
Roberton M. A. &. H. L. E., . (1984). Developing Children: their chaning movement a guide for teachers. Lea & Febiger, Philadelphia: .
MLA
Roberton Mary Ann & Halverson Lolas E, . Developing Children: their chaning movement a guide for teachers. Lea & Febiger, Philadelphia: . 1984.