APA aipamena

Christensen, J. J. (1963). Corn smut caused by Ustilago maydis. American Phytopathological Society.

Chicago Style aipamena

Christensen, J. J. Corn Smut Caused by Ustilago Maydis. St. Paul: American Phytopathological Society, 1963.

MLA aipamena

Christensen, J. J. Corn Smut Caused by Ustilago Maydis. American Phytopathological Society, 1963.