APA-ийн эшлэл(7 дахь хэвлэлт)

Ornstein, A. C. (2003). Pushing the envelope: Critical issues in education. Pearson Education.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Ornstein, Allan C. Pushing the Envelope: Critical Issues in Education. Upper Saddle River: Pearson Education, 2003.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Ornstein, Allan C. Pushing the Envelope: Critical Issues in Education. Pearson Education, 2003.