Παραπομπή APA

U sumangala. (1980). experimental studies oin rumenorectal fistuala in calves. College of veterinery and animal science.

Παραπομπή Chicago Style

U sumangala. Experimental Studies Oin Rumenorectal Fistuala in Calves. College of veterinery and animal science, 1980.

Παραπομπή MLA

U sumangala. Experimental Studies Oin Rumenorectal Fistuala in Calves. College of veterinery and animal science, 1980.