Thomas, A. R. (1995). Classification: Options and opportunities. Haworth Press.
Chicago Style (17th ed.) CitationThomas, Alan R. Classification: Options and Opportunities. New York: Haworth Press, 1995.
ציטוט MLAThomas, Alan R. Classification: Options and Opportunities. Haworth Press, 1995.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.