APA (7th ed.) Citation

Allen, F. J. (1921). Studies of occupations in agriculture, forestry, and animal industry. Harvard university.

Chicago Style (17th ed.) Citation

Allen, Frederick James. Studies of Occupations in Agriculture, Forestry, and Animal Industry. Cambridge: Harvard university, 1921.

MLA (9th ed.) Citation

Allen, Frederick James. Studies of Occupations in Agriculture, Forestry, and Animal Industry. Harvard university, 1921.