Vásconez Narváez, M. L. Will rogers: Native american cowboy, philosopher, and presidential advisor.
Citazione stile Chigago Style (17a edizione)Vásconez Narváez, María Lorena. Will Rogers: Native American Cowboy, Philosopher, and Presidential Advisor.
Citatione MLA (8a ed.)Vásconez Narváez, María Lorena. Will Rogers: Native American Cowboy, Philosopher, and Presidential Advisor.
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