Παραπομπή σε μορφή APA (7η εκδ.)

Nicdao, R. F., & Koo, G. S. (2014). Positive discipline: Effects on psychological and cognitive engagement and classroom social environment. College of Education, University of the Philippines Diliman.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Nicdao, Rhodora F., και Grace S. Koo. Positive Discipline: Effects on Psychological and Cognitive Engagement and Classroom Social Environment. Quezon City: College of Education, University of the Philippines Diliman, 2014.

Παραπομπή σε μορφή MLA (9th εκδ.)

Nicdao, Rhodora F., και Grace S. Koo. Positive Discipline: Effects on Psychological and Cognitive Engagement and Classroom Social Environment. College of Education, University of the Philippines Diliman, 2014.