WRIGHLEY, G. Tropical agriculture#the development of production#Gordon Wrighley. Longman.
Chicago Style (17th ed.) CitationWRIGHLEY, Gordon. Tropical Agriculture#the Development of Production#Gordon Wrighley. Longman.
ציטוט MLAWRIGHLEY, Gordon. Tropical Agriculture#the Development of Production#Gordon Wrighley. Longman.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.