APA-ийн эшлэл(7 дахь хэвлэлт)

ebrary, Inc, Ausubel, J., & Herman, R. (1988). Cities and their vital systems: Infrastructure past, present, and future. National Academy Press.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

ebrary, Inc, Jesse Ausubel, ба Robert Herman. Cities and Their Vital Systems: Infrastructure Past, Present, and Future. Washington, D.C.: National Academy Press, 1988.

MLA -ийн эшлэл (9 дэх хэвлэлт)

ebrary, Inc, et al. Cities and Their Vital Systems: Infrastructure Past, Present, and Future. National Academy Press, 1988.

Анхааруулга: Эдгээр ишлэлүүд үргэлж 100% үнэн зөв биш байж магадгүй.