Citazione Stile APA (7a Edizione)

Bennington, J. L. (1971). Histopathologic spectrum of regional enteritis and ulcerative colitis. s.n.

Citazione stile Chigago Style (17a edizione)

Bennington, James L. Histopathologic Spectrum of Regional Enteritis and Ulcerative Colitis. Estados Unidos: s.n, 1971.

Citatione MLA (9a ed.)

Bennington, James L. Histopathologic Spectrum of Regional Enteritis and Ulcerative Colitis. s.n, 1971.