Cita APA (7a ed.)
Kahn, H., Brown, W., & Martel, L. The Next 200 Years: A Scenario for America and the World. William Morrow.
Cita estilo Chicago (17a ed.)
Kahn, Herman, William Brown, y Leon Martel. The Next 200 Years: A Scenario for America and the World. Nueva York, EUA: William Morrow.
Cita MLA (9a ed.)
Kahn, Herman, et al. The Next 200 Years: A Scenario for America and the World. William Morrow.
警告：這些引文格式不一定是100％准確.