APA aipamena

Hansbrough, J. R. (1936). The Tympanis canker of red pine. Yale University.

Chicago Style aipamena

Hansbrough, John Raymond. The Tympanis Canker of Red Pine. New Heaven: Yale University, 1936.

MLA aipamena

Hansbrough, John Raymond. The Tympanis Canker of Red Pine. Yale University, 1936.