@BOOK{ Book!D - 100948489,
AUTHOR = "",
TITLE = "Demand and supply",
LIBRARY= "کتابخانه مرکزی دانشکدگان کشاورزی و منابع طبیعی (دانشگاه تهران)",
SUBJECT = "Suppley and demand",
URL = "/book/100948489/Demand-and-supply/"}