International Symposium on Biological Control of Weeds Delémont. (1970). Proceedings of the First International Symposium on Biological Control of Weeds: March 1969. Commonwealth Agricultural Bureaux.
Chicago-Zitierstil (17. Ausg.)International Symposium on Biological Control of Weeds Delémont. Proceedings of the First International Symposium on Biological Control of Weeds: March 1969. Farnham Royal: Commonwealth Agricultural Bureaux, 1970.
MLA-Zitierstil (9. Ausg.)International Symposium on Biological Control of Weeds Delémont. Proceedings of the First International Symposium on Biological Control of Weeds: March 1969. Commonwealth Agricultural Bureaux, 1970.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.