APA (7th ed.) Citation

Willets, G. (1903). Workers of the nation: An encyclopedia of the occupations of the American people and a record of business, professional and industrial achievement at the beginning of the twentieth century. P.F. Collier and Son.

Chicago Style (17th ed.) Citation

Willets, Gilson. Workers of the Nation: An Encyclopedia of the Occupations of the American People and a Record of Business, Professional and Industrial Achievement at the Beginning of the Twentieth Century. New York: P.F. Collier and Son, 1903.

MLA (9th ed.) Citation

Willets, Gilson. Workers of the Nation: An Encyclopedia of the Occupations of the American People and a Record of Business, Professional and Industrial Achievement at the Beginning of the Twentieth Century. P.F. Collier and Son, 1903.