APA
Hanks R. J., Ashcroft G. L. j. a., . (1980). Applied soil physics. Berlin: Springer-Verlag.
Chicago
Hanks R J, Ashcroft Gaylen L jt author, . 1980. Applied soil physics. Berlin: Springer-Verlag.
Harvard
Hanks R. J., Ashcroft G. L. j. a., . (1980). Applied soil physics. Berlin: Springer-Verlag.
MLA
Hanks R J, Ashcroft Gaylen L jt author, . Applied soil physics. Berlin: Springer-Verlag. 1980.