APA

Kramer P. J., Kozlowski T. T., . (1960). Physiology of trees. New York: McGraw-Hill.

Chicago

Kramer Paul Jackson, Kozlowski T T, . 1960. Physiology of trees. New York: McGraw-Hill.

Harvard

Kramer P. J., Kozlowski T. T., . (1960). Physiology of trees. New York: McGraw-Hill.

MLA

Kramer Paul Jackson, Kozlowski T T, . Physiology of trees. New York: McGraw-Hill. 1960.