APA (7th ed.) Citation
Keerthisinghe, G., De Datta, S., & Mengel, K. (1985). Importance of Exchangeable and Nonexchangeable Soil Nh4+ in Nitrogen Nutrition of Lowland Rice. Ovid Technologies.
Chicago Style (17th ed.) Citation
Keerthisinghe, G., S.K De Datta, and K. Mengel. Importance of Exchangeable and Nonexchangeable Soil Nh4+ in Nitrogen Nutrition of Lowland Rice. Ovid Technologies, 1985.
MLA (9th ed.) Citation
Keerthisinghe, G., et al. Importance of Exchangeable and Nonexchangeable Soil Nh4+ in Nitrogen Nutrition of Lowland Rice. Ovid Technologies, 1985.
Warning: These citations may not always be 100% accurate.