@BOOK{ Book!D - 100610768,
AUTHOR = "Edited by Peter Singer",
TITLE = "A companion to ethics",
LIBRARY= "کتابخانه مرکزی و مرکز اسناد دانشگاه زنجان",
SUBJECT = "، Ethics,، Social ethics",
URL = "/book/100610768/A-companion-to-ethics/"}