Παραπομπή σε μορφή APA (7η εκδ.)

Laudan Larry. (1977). Progress and its problems: Toward a theory of scientific growth. University of California.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Laudan Larry. Progress and Its Problems: Toward a Theory of Scientific Growth. University of California, 1977.

Παραπομπή σε μορφή MLA (8th εκδ.)

Laudan Larry. Progress and Its Problems: Toward a Theory of Scientific Growth. University of California, 1977.