APA (7th ed.) Citation

International Potash Institute. (1972). Potassium in soil: Proceedings of the 9th colloquium of the International Potash Institute held in Landshut/Federal Republic of Germany.

Chicago Style (17th ed.) Citation

International Potash Institute. Potassium in Soil: Proceedings of the 9th Colloquium of the International Potash Institute Held in Landshut/Federal Republic of Germany. [Berne], 1972.

MLA (9th ed.) Citation

International Potash Institute. Potassium in Soil: Proceedings of the 9th Colloquium of the International Potash Institute Held in Landshut/Federal Republic of Germany. 1972.