United States. Office of Education. (1918). Vegetable planting calendar, cool season root crops; turnips. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Office of Education. Vegetable Planting Calendar, Cool Season Root Crops; Turnips. Washington: [publisher not identified], 1918.
MLA (9th ed.) CitationUnited States. Office of Education. Vegetable Planting Calendar, Cool Season Root Crops; Turnips. [publisher not identified], 1918.
Warning: These citations may not always be 100% accurate.