APA Citation

Gregory, R. (1946). Productıve Soıls. J.B. Lıppıncott Company.

Chicago Style Citation

Gregory, R.W. Productıve Soıls. J.B. Lıppıncott Company, 1946.

MLA Citation

Gregory, R.W. Productıve Soıls. J.B. Lıppıncott Company, 1946.

Warning: These citations may not always be 100% accurate.