APA-čujuhus (7. p.)
Lutz, W. (1996). The future population of the world: What can we assume today? (Rev. ed.). IIASA.
Chicago-čujuhus (17. p.)
Lutz, Wolfgang. The Future Population of the World: What Can We Assume Today? Rev. ed. Laxenburg: IIASA, 1996.
MLA-čujuhus (9. p.)
Lutz, Wolfgang. The Future Population of the World: What Can We Assume Today? Rev. ed. IIASA, 1996.
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