@BOOK{ Book!D - 91087606,
AUTHOR = "Smil, Vaclav.",
TITLE = "Cycles of life : civilization and the biosphere",
LIBRARY= "کتابخانه مرکزی و مرکز اطلاع رسانی دانشگاه حکیم سبزواری",
SUBJECT = "، Biosphere,، Biogeochemical cycles,Influence on nature ، Man",
URL = "/book/91087606/Cycles-of-life-civilization-and-the-biosphere/"}