Booker, G. (1980). Numeration. Curriculum Development Centre.
Chicago Style (17th ed.) CitationBooker, George. Numeration. Canberra: Curriculum Development Centre, 1980.
ציטוט MLABooker, George. Numeration. Curriculum Development Centre, 1980.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.