Παραπομπή σε μορφή APA (7η εκδ.)

Lovell, K. (1966). The growth of basic mathematical and scientific concepts in children (5th ed.). Hodder and Stoughton.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Lovell, K. The Growth of Basic Mathematical and Scientific Concepts in Children. 5th ed. London: Hodder and Stoughton, 1966.

Παραπομπή σε μορφή MLA (9th εκδ.)

Lovell, K. The Growth of Basic Mathematical and Scientific Concepts in Children. 5th ed. Hodder and Stoughton, 1966.