Murray, J. C., & Laurent, G. J. (1988). What is pulmonary fibrosis?
Chicago Style aipamenaMurray, J C., and G J. Laurent. What Is Pulmonary Fibrosis? 1988.
MLA aipamenaMurray, J C., and G J. Laurent. What Is Pulmonary Fibrosis? 1988.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.