International Symposium on Apricots and Apricot Culture Subotica. Fourth International Symposium on Apricots and Apricot Culture: Subotica, Yugoslavia 8 - 13 July 1968; Report in three vols. ISHS.
Chicago-Zitierstil (17. Ausg.)International Symposium on Apricots and Apricot Culture Subotica. Fourth International Symposium on Apricots and Apricot Culture: Subotica, Yugoslavia 8 - 13 July 1968; Report in Three Vols. The Hague: ISHS.
MLA-Zitierstil (9. Ausg.)International Symposium on Apricots and Apricot Culture Subotica. Fourth International Symposium on Apricots and Apricot Culture: Subotica, Yugoslavia 8 - 13 July 1968; Report in Three Vols. ISHS.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.