Não informado. (1954). SPECIAL BULLETIN OF THE COLLEGE OF AGRICULTURE, UTSUNOMIYA UNIVERSITY. Utsunomiya University.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. SPECIAL BULLETIN OF THE COLLEGE OF AGRICULTURE, UTSUNOMIYA UNIVERSITY. Utsunomiya, Japão: Utsunomiya University, 1954.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. SPECIAL BULLETIN OF THE COLLEGE OF AGRICULTURE, UTSUNOMIYA UNIVERSITY. Utsunomiya University, 1954.
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