APA aipamena

Krick, E. H. (1980). Internal Medicine—Epitomes of Progress: Pneumococcal Polysaccharide Vaccine.

Chicago Style aipamena

Krick, E. H. Internal Medicine—Epitomes of Progress: Pneumococcal Polysaccharide Vaccine. 1980.

MLA aipamena

Krick, E. H. Internal Medicine—Epitomes of Progress: Pneumococcal Polysaccharide Vaccine. 1980.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.