Woodward, F. (1993). Shells: The new compact study and identifier. Chartwell Books.
Chicago Style (17th ed.) CitationWoodward, Fred. Shells: The New Compact Study and Identifier. Secausus, NJ: Chartwell Books, 1993.
ציטוט MLAWoodward, Fred. Shells: The New Compact Study and Identifier. Chartwell Books, 1993.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.