Citazione APA

Power, R. A., & Kivlin, V. E. (1937). Handbook of farming for boys and girls. E.M. Hale.

Stile di citazione Chicago

Power, R. A., e Vincent Earl Kivlin. Handbook of Farming for Boys and Girls. Milwaukee: E.M. Hale, 1937.

Citazione MLA

Power, R. A., e Vincent Earl Kivlin. Handbook of Farming for Boys and Girls. E.M. Hale, 1937.