Παραπομπή σε μορφή APA (7η εκδ.)

Hefner, C. R., & Lewis, K. R. (1995). Literature-based science: Children's books and activities to enrich the K-5 curriculum. Oryx Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Hefner, Christine Roots, και Kathryn Roots Lewis. Literature-based Science: Children's Books and Activities to Enrich the K-5 Curriculum. Phoenix: Oryx Press, 1995.

Παραπομπή σε μορφή MLA (9th εκδ.)

Hefner, Christine Roots, και Kathryn Roots Lewis. Literature-based Science: Children's Books and Activities to Enrich the K-5 Curriculum. Oryx Press, 1995.