Cita APA (7th ed.)

Matter, J. A. (1974). Love, altruism, and world crisis: The challenge of pitirim sorokin. Nelson.

Cita Chicago (17th ed.)

Matter, Joseph A. Love, Altruism, and World Crisis: The Challenge of Pitirim Sorokin. Chicago: Nelson, 1974.

Cita MLA (9th ed.)

Matter, Joseph A. Love, Altruism, and World Crisis: The Challenge of Pitirim Sorokin. Nelson, 1974.