APA način citiranja

Grassia, R., Bodini, P., Dizioli, P., Staiano, T., Iiritano, E., Bianchi, G., & Buffoli, F. (2009). Neuroendocrine carcinomas arising in ulcerative colitis: Coincidences or possible correlations? The WJG Press and Baishideng.

Čikaški stil citiranja

Grassia, Roberto, Paolo Bodini, Paolo Dizioli, Teresa Staiano, Elena Iiritano, Guglielmo Bianchi, i Federico Buffoli. Neuroendocrine Carcinomas Arising in Ulcerative Colitis: Coincidences or Possible Correlations? The WJG Press and Baishideng, 2009.

MLA način citiranja

Grassia, Roberto, et al. Neuroendocrine Carcinomas Arising in Ulcerative Colitis: Coincidences or Possible Correlations? The WJG Press and Baishideng, 2009.