APA
NICHOLAS D. J. D., . (1953). Chemical tissue tests for determining the mineral status of plants in the field. London: Tintometer.
Chicago
NICHOLAS D J D, . 1953. Chemical tissue tests for determining the mineral status of plants in the field. London: Tintometer.
Harvard
NICHOLAS D. J. D., . (1953). Chemical tissue tests for determining the mineral status of plants in the field. London: Tintometer.
MLA
NICHOLAS D J D, . Chemical tissue tests for determining the mineral status of plants in the field. London: Tintometer. 1953.