Cita APA

International Sunflower Conference Pise, I., & International Sunflower Association. (1992). Proceedings of 13th International Sunflower Conference, Pise, Italy, Sept. 7-11, 1992.

Citación estilo Chicago

International Sunflower Conference Pise, Italy), and International Sunflower Association. Proceedings of 13th International Sunflower Conference, Pise, Italy, Sept. 7-11, 1992. 1992.

Cita MLA

International Sunflower Conference Pise, Italy), and International Sunflower Association. Proceedings of 13th International Sunflower Conference, Pise, Italy, Sept. 7-11, 1992. 1992.