@BOOK{ Book!D - 77765153,
AUTHOR = "Ehrlich, Paul R.",
TITLE = "Population resources environment: issues in human ecology",
LIBRARY= "کتابخانه مرکزی و مرکز اطلاع رسانی دانشگاه فردوسی مشهد",
SUBJECT = "، Population,، Pollution,، Human ecology",
URL = "/book/77765153/Population-resources-environment-issues-in-human/"}