United States. Department of State. (1910). Crops of oil-producing plants. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Department of State. Crops of Oil-producing Plants. Washington: [publisher not identified], 1910.
MLA (9th ed.) CitationUnited States. Department of State. Crops of Oil-producing Plants. [publisher not identified], 1910.
Warning: These citations may not always be 100% accurate.