Childs, L. (1995). Concrete introduction to higher algebra.-2nded. (2nd ed.). Springer.
Chicago Edition CitationChilds, Lindsay. Concrete Introduction to Higher Algebra.-2nded. 2nd ed. New York: Springer, 1995.
ציטוט MLAChilds, Lindsay. Concrete Introduction to Higher Algebra.-2nded. 2nd ed. Springer, 1995.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.