Bopp, M. (1986). Plant growth substances 1985: Proceedings of the 12th International Conference on Plant Growth Substances, held at Heidelberg, August 26-31, 1985. Springer.
Chicago-Zitierstil (17. Ausg.)Bopp, Martin. Plant Growth Substances 1985: Proceedings of the 12th International Conference on Plant Growth Substances, Held at Heidelberg, August 26-31, 1985. Berlin [u.a.]: Springer, 1986.
MLA-Zitierstil (9. Ausg.)Bopp, Martin. Plant Growth Substances 1985: Proceedings of the 12th International Conference on Plant Growth Substances, Held at Heidelberg, August 26-31, 1985. Springer, 1986.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.