Hatch, K. L., & Haselwood, J. A. (1907). Elementary agriculture with practical arithmetic. Row, Peterson & Co..
Lua i Stíl Chicago (17ú heag.)Hatch, K. L., agus J. A. Haselwood. Elementary Agriculture with Practical Arithmetic. Chicago: Row, Peterson & Co., 1907.
Lua MLA (8ú heag.)Hatch, K. L., agus J. A. Haselwood. Elementary Agriculture with Practical Arithmetic. Row, Peterson & Co., 1907.
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