Παραπομπή σε μορφή APA (7η εκδ.)
ebrary, Inc. (1997). Improving teacher preparation and credentialing consistent with the National Science Education Standards: Report of a symposium. National Academy Press.
Παραπομπή σε μορφή Chicago (17η εκδ.)
ebrary, Inc. Improving Teacher Preparation and Credentialing Consistent with the National Science Education Standards: Report of a Symposium. Washington, DC: National Academy Press, 1997.
Παραπομπή σε μορφή MLA (9th εκδ.)
ebrary, Inc. Improving Teacher Preparation and Credentialing Consistent with the National Science Education Standards: Report of a Symposium. National Academy Press, 1997.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.