Iowa State College. Agricultural and Home Economics Experiment Station & Iowa. State College of Agriculture and Mechanic Arts, Ames. Extension Service in Agriculture and Home Economics. Farm science reporter.
Lua i Stíl Chicago (17ú heag.)Iowa State College. Agricultural and Home Economics Experiment Station agus Ames. Extension Service in Agriculture and Home Economics Iowa. State College of Agriculture and Mechanic Arts. Farm Science Reporter. Ames, Iowa.
Lua MLA (8ú heag.)Iowa State College. Agricultural and Home Economics Experiment Station agus Ames. Extension Service in Agriculture and Home Economics Iowa. State College of Agriculture and Mechanic Arts. Farm Science Reporter.
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