Opportunity still knocks :
freedom's living proof of the opportunities in our American way of life /
Horatio Alger Awards Committee of the American Schools and Colleges Association.

APA Citation

American Schools and Colleges Association. Horatio Alger Awards Committee. Opportunity still knocks: freedom's living proof of the opportunities in our American way of life. New York, N.Y.: The Committee.

MLA Citation

American Schools and Colleges Association. Horatio Alger Awards Committee. Opportunity Still Knocks: Freedom's Living Proof of the Opportunities In Our American Way of Life. New York, N.Y.: The Committee,

Warning: These citations may not always be complete (especially for serials).