APA (7th ed.) Citation

International Congress on Soilless Culture Las Palmas. (1977). Proceedings of the Fourth International Congress on Soilless Culture: Las Palmas, 25 October 1976 - 1 November 1976.

Chicago Style (17th ed.) Citation

International Congress on Soilless Culture Las Palmas. Proceedings of the Fourth International Congress on Soilless Culture: Las Palmas, 25 October 1976 - 1 November 1976. Wageningen, 1977.

MLA (9th ed.) Citation

International Congress on Soilless Culture Las Palmas. Proceedings of the Fourth International Congress on Soilless Culture: Las Palmas, 25 October 1976 - 1 November 1976. 1977.