Cita APA (7th ed.)
(1968). From sea to shining sea: A report on the American environment - our natural heritage. The President's Council on Recreation and Natural Beauty.
Cita Chicago (17th ed.)
From Sea to Shining Sea: A Report on the American Environment - Our Natural Heritage. Washington: The President's Council on Recreation and Natural Beauty, 1968.
Cita MLA (9th ed.)
From Sea to Shining Sea: A Report on the American Environment - Our Natural Heritage. The President's Council on Recreation and Natural Beauty, 1968.
Atenció: Aquestes cites poden no estar 100% correctes.