Braem, G. J., & Senghas, K. (2000). The intriguing case of Cypripedium crossii, its priority over Cypripedium callosum and its transfer to the genus Paphiopedilum. SIDA contributions to botany, 19(2), .
Chicago-Zitierstil (17. Ausg.)Braem, Guido J., und Karlheinz Senghas. "The Intriguing Case of Cypripedium Crossii, Its Priority over Cypripedium Callosum and Its Transfer to the Genus Paphiopedilum." SIDA Contributions to Botany 19, no. 2 (2000).
MLA-Zitierstil (9. Ausg.)Braem, Guido J., und Karlheinz Senghas. "The Intriguing Case of Cypripedium Crossii, Its Priority over Cypripedium Callosum and Its Transfer to the Genus Paphiopedilum." SIDA Contributions to Botany, vol. 19, no. 2, 2000.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.