Cita APA (7th ed.)
Sellers, C., & May, H. (1969). A Synopsis of American history: Charles Sellers and Henry May. Rand McNally.
Cita Chicago (17th ed.)
Sellers, Charles, i Henry May. A Synopsis of American History: Charles Sellers and Henry May. Chicago: Rand McNally, 1969.
Cita MLA (9th ed.)
Sellers, Charles, i Henry May. A Synopsis of American History: Charles Sellers and Henry May. Rand McNally, 1969.
Atenció: Aquestes cites poden no estar 100% correctes.