APA (7th ed.) Zitazioa

Ryan, K. J., & Ray, C. G. SHERRIS MEDICAL MICROBIOLOGY: AN INTRODUCTION TO INFECTIOUS DISEASES. McGraw-Hill Medical Publishing Division.

Chicago Style (17th ed.) Zitazioa

Ryan, Kenneth J., eta C. George Ray. SHERRIS MEDICAL MICROBIOLOGY: AN INTRODUCTION TO INFECTIOUS DISEASES. McGraw-Hill Medical Publishing Division.

MLA (9th ed.) Zitazioa

Ryan, Kenneth J., eta C. George Ray. SHERRIS MEDICAL MICROBIOLOGY: AN INTRODUCTION TO INFECTIOUS DISEASES. McGraw-Hill Medical Publishing Division.