Cita APA

Buckingham, F. (1984). Tillage. Moline Ill: John Deere.

Chicago Style Citation

Buckingham, Frank. Tillage. Moline Ill: John Deere, 1984.

Cita MLA

Buckingham, Frank. Tillage. Moline Ill: John Deere, 1984.

Atenció: Aquestes cites poden no estar 100% correctes.