APA

Chapman H., Brown S., . (1950). Analisys of orange leaves for diagnising nutrient status with reference to potassium. : .

Chicago

Chapman H.D, Brown S.M, . 1950. Analisys of orange leaves for diagnising nutrient status with reference to potassium. : .

Harvard

Chapman H., Brown S., . (1950). Analisys of orange leaves for diagnising nutrient status with reference to potassium. : .

MLA

Chapman H.D, Brown S.M, . Analisys of orange leaves for diagnising nutrient status with reference to potassium. : . 1950.