Cita APA (7a ed.)

King, D. C. (1971). International education for spaceship earth ([2d ed.). Foreign Policy Association.

Cita Chicago Style (17a ed.)

King, David C. International Education for Spaceship Earth. [2d ed. New York: Foreign Policy Association, 1971.

Cita MLA (8a ed.)

King, David C. International Education for Spaceship Earth. [2d ed. Foreign Policy Association, 1971.