Shiff, C. J., & Ward, D. (1966). Variation in susceptibility to three molluscicides shown by three species of aquatic snails. World Health Organization.
Trích dẫn kiểu ChicagoShiff, C. J., và D. Ward. Variation in Susceptibility to Three Molluscicides Shown By Three Species of Aquatic Snails. World Health Organization, 1966.
Trích dẫn MLAShiff, C. J., và D. Ward. Variation in Susceptibility to Three Molluscicides Shown By Three Species of Aquatic Snails. World Health Organization, 1966.
Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.