Bogdan, A. (1969). Effect of orciprenaline on school absenteeism in asthma.
Chicago Style aipamenaBogdan, A. Effect of Orciprenaline On School Absenteeism in Asthma. 1969.
MLA aipamenaBogdan, A. Effect of Orciprenaline On School Absenteeism in Asthma. 1969.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.