Παραπομπή σε μορφή APA (7η εκδ.)

Alexander, C. The nature of order: An essay on the art of building and the nature of the universe. The Center for Environmental Structure.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Alexander, Christopher. The Nature of Order: An Essay on the Art of Building and the Nature of the Universe. Berkeley: The Center for Environmental Structure.

Παραπομπή σε μορφή MLA (8th εκδ.)

Alexander, Christopher. The Nature of Order: An Essay on the Art of Building and the Nature of the Universe. The Center for Environmental Structure.