APA (7th ed.) Citation

Não informado. (1972). History. Helen Dwight Reid Educational Foundation.

Chicago Style (17th ed.) Citation

Não informado. History. Washington: Helen Dwight Reid Educational Foundation, 1972.

MLA (8th ed.) Citation

Não informado. History. Helen Dwight Reid Educational Foundation, 1972.

Warning: These citations may not always be 100% accurate.