(1936). Agricultural statistics. U.S. Government Printing Office.
Chicago Style (17. basım) AtıfAgricultural Statistics. Washington: U.S. Government Printing Office, 1936.
MLA (9th ed.) AtıfAgricultural Statistics. U.S. Government Printing Office, 1936.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..