United States. Division of Agrostology. (1898). Grass and forage plant investigations: Cultivated vetches. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Division of Agrostology. Grass and Forage Plant Investigations: Cultivated Vetches. [Washington]: [publisher not identified], 1898.
MLA (9th ed.) CitationUnited States. Division of Agrostology. Grass and Forage Plant Investigations: Cultivated Vetches. [publisher not identified], 1898.
Warning: These citations may not always be 100% accurate.