APA

United States, . (1968). Preschool centers supplementary education act: Hearings, Ninetieth Congress, second session, on H.R. 10572, a bill to provide Federal assistance to improve the educational services in public and private nonprofit child day care centers. February 28, 29, and June 15, 1968. Washington: U.S. Govt. Print. Off.

Chicago

United States, . 1968. Preschool centers supplementary education act: Hearings, Ninetieth Congress, second session, on H.R. 10572, a bill to provide Federal assistance to improve the educational services in public and private nonprofit child day care centers. February 28, 29, and June 15, 1968. Washington: U.S. Govt. Print. Off.

Harvard

United States, . (1968). Preschool centers supplementary education act: Hearings, Ninetieth Congress, second session, on H.R. 10572, a bill to provide Federal assistance to improve the educational services in public and private nonprofit child day care centers. February 28, 29, and June 15, 1968. Washington: U.S. Govt. Print. Off.

MLA

United States, . Preschool centers supplementary education act: Hearings, Ninetieth Congress, second session, on H.R. 10572, a bill to provide Federal assistance to improve the educational services in public and private nonprofit child day care centers. February 28, 29, and June 15, 1968. Washington: U.S. Govt. Print. Off. 1968.