Marx, K., Engels, F., & Meek, R. L. (1971). Marx and Engels on the population bomb: Selections from the writings of Marx and Engels dealing with the theories of Thomas Robert Malthus (2nd ed.). Ramparts Press.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Marx, Karl, Friedrich Engels, و Ronald L. Meek. Marx and Engels on the Population Bomb: Selections from the Writings of Marx and Engels Dealing with the Theories of Thomas Robert Malthus. 2nd ed. Berkeley, California: Ramparts Press, 1971.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Marx, Karl, et al. Marx and Engels on the Population Bomb: Selections from the Writings of Marx and Engels Dealing with the Theories of Thomas Robert Malthus. 2nd ed. Ramparts Press, 1971.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.