APA (7e ed.) Bronvermelding

Hildebrand, V., & Hearron, P. F. (1999). Guiding young children (Sixteh edition.). Merrill.

Chicago (17e ed.) Bronvermelding

Hildebrand, Verna, en Patricia F. Hearron. Guiding Young Children. Sixteh edition. Upper Saddle River, N.J.: Merrill, 1999.

MLA (8e ed.) Bronvermelding

Hildebrand, Verna, en Patricia F. Hearron. Guiding Young Children. Sixteh edition. Merrill, 1999.