APA (7th ed.) Citation

International Humulus Symposium, International Society for Horticultural Science. Commission on Plant Genetic Resources, International Society for Horticultural Science. Working Group on Humulus, Hummer, K. E., & Henning, J. A. (2005). Proceedings of the 1st International Humulus Symposium: Corvallis, Oregon, USA, August 1-7, 2004. International Society for Horticultural Science.

Chicago Style (17th ed.) Citation

International Humulus Symposium, International Society for Horticultural Science. Commission on Plant Genetic Resources, International Society for Horticultural Science. Working Group on Humulus, K. E. Hummer, and J. A. Henning. Proceedings of the 1st International Humulus Symposium: Corvallis, Oregon, USA, August 1-7, 2004. Leuven, Belgium: International Society for Horticultural Science, 2005.

MLA (9th ed.) Citation

International Humulus Symposium, et al. Proceedings of the 1st International Humulus Symposium: Corvallis, Oregon, USA, August 1-7, 2004. International Society for Horticultural Science, 2005.