APA
(1949). Proceedings of the American Society for Horticultural Science. : American Society of Horticultural Science N.Y.
Chicago
1949. Proceedings of the American Society for Horticultural Science. : American Society of Horticultural Science N.Y.
Harvard
(1949). Proceedings of the American Society for Horticultural Science. : American Society of Horticultural Science N.Y.
MLA
Proceedings of the American Society for Horticultural Science. : American Society of Horticultural Science N.Y. 1949.
