Cita APA (7a ed.)

Smith, W., Loynes, L., & Philippe, L. (1970). The Flag Book of the United States. Morrow.

Cita Chicago Style (17a ed.)

Smith, Whitney, Louis Loynes, y Lucien Philippe. The Flag Book of the United States. New York: Morrow, 1970.

Cita MLA (8a ed.)

Smith, Whitney, et al. The Flag Book of the United States. Morrow, 1970.