APA

United States, . (1948). Estimated male population of the United States, 19 to 25 years of age: April 1, 1948. Washington 25, D.C: Department of Commerce, Bureau of the Census.

Chicago

United States, . 1948. Estimated male population of the United States, 19 to 25 years of age: April 1, 1948. Washington 25, D.C: Department of Commerce, Bureau of the Census.

Harvard

United States, . (1948). Estimated male population of the United States, 19 to 25 years of age: April 1, 1948. Washington 25, D.C: Department of Commerce, Bureau of the Census.

MLA

United States, . Estimated male population of the United States, 19 to 25 years of age: April 1, 1948. Washington 25, D.C: Department of Commerce, Bureau of the Census. 1948.