Griffith, A. H. (1974). Pertussis vaccine and convulsive disorders of childhood.
Chicago Style aipamenaGriffith, A H. Pertussis Vaccine and Convulsive Disorders of Childhood. 1974.
MLA aipamenaGriffith, A H. Pertussis Vaccine and Convulsive Disorders of Childhood. 1974.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.