Παραπομπή σε μορφή APA (7η εκδ.)

Gess-Newsome, J., & Lederman, N. G. (1999). Examining pedagogical content knowledge: The construct and its implications for science education. Kluwer Academic Publishers.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Gess-Newsome, Julie, και Norman G. Lederman. Examining Pedagogical Content Knowledge: The Construct and Its Implications for Science Education. Dordrecht: Kluwer Academic Publishers, 1999.

Παραπομπή σε μορφή MLA (8th εκδ.)

Gess-Newsome, Julie, και Norman G. Lederman. Examining Pedagogical Content Knowledge: The Construct and Its Implications for Science Education. Kluwer Academic Publishers, 1999.