Cita APA (7th ed.)
Bratton, S. (1992). Six billion and more: Human population regulation and Christian ethics. Westminster/J. Knox Press.
Cita Chicago (17th ed.)
Bratton, Susan. Six Billion and More: Human Population Regulation and Christian Ethics. Louisville, Ky.: Westminster/J. Knox Press, 1992.
Cita MLA (9th ed.)
Bratton, Susan. Six Billion and More: Human Population Regulation and Christian Ethics. Westminster/J. Knox Press, 1992.
Atenció: Aquestes cites poden no estar 100% correctes.