Citazione Stile APA (7a Edizione)
Whitford, F. (2013). For the good of the farmer: A biography of John Harrison Skinner, Dean of Purdue agriculture. Purdue University Press.
Citazione stile Chigago Style (17a edizione)
Whitford, Fred. For the Good of the Farmer: A Biography of John Harrison Skinner, Dean of Purdue Agriculture. West Lafayette, Indiana: Purdue University Press, 2013.
Citatione MLA (9a ed.)
Whitford, Fred. For the Good of the Farmer: A Biography of John Harrison Skinner, Dean of Purdue Agriculture. Purdue University Press, 2013.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.