SpringerLink (Online service), Avital, S., Singer, M., & Ehrenpreis, E. D. (2012). Anal and rectal diseases: A concise manual. Springer New York.
Chicago-viite (17. p.)SpringerLink (Online service), Shmuel Avital, Mark Singer, ja Eli D. Ehrenpreis. Anal and Rectal Diseases: A Concise Manual. New York, NY: Springer New York, 2012.
MLA-viite (8. p.)SpringerLink (Online service), et al. Anal and Rectal Diseases: A Concise Manual. Springer New York, 2012.
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