SpringerLink (Online service), van der Maarel, E., & Werger, M. J. (1978). Plant Species and Plant Communities: Proceedings of the International Symposium held at Nijmegen, November 11-12, 1976 in honour of Professor Dr. Victor Westhoff on the occasion of his sixtieth birthday (1st ed. 1978.). Dordrecht: Springer Netherlands : Imprint: Springer.
Citación estilo ChicagoSpringerLink (Online service), E. van der Maarel, y Marinus J.A Werger. Plant Species and Plant Communities: Proceedings of the International Symposium Held At Nijmegen, November 11-12, 1976 in Honour of Professor Dr. Victor Westhoff On the Occasion of His Sixtieth Birthday. 1st ed. 1978. Dordrecht: Springer Netherlands : Imprint: Springer, 1978.
Cita MLASpringerLink (Online service), E. van der Maarel, y Marinus J.A Werger. Plant Species and Plant Communities: Proceedings of the International Symposium Held At Nijmegen, November 11-12, 1976 in Honour of Professor Dr. Victor Westhoff On the Occasion of His Sixtieth Birthday. 1st ed. 1978. Dordrecht: Springer Netherlands : Imprint: Springer, 1978.