APA Citation

Achtenhagen, O., & Achtenhagen, O. (1960). Four novels for adventure: Teacher's manual. New York, New York: Harcourt Brace and World.

Chicago Style Citation

Achtenhagen, Olga, and Olga Achtenhagen. Four Novels for Adventure: Teacher's Manual. New York, New York: Harcourt Brace and World, 1960.

MLA Citation

Achtenhagen, Olga, and Olga Achtenhagen. Four Novels for Adventure: Teacher's Manual. New York, New York: Harcourt Brace and World, 1960.

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