Não informado. (1946). Farm equipment retailing. National Retail Farm Equipment Association.
Chicago-Zitierstil (17. Ausg.)Não informado. Farm Equipment Retailing. Washington: National Retail Farm Equipment Association, 1946.
MLA-Zitierstil (8. Ausg.)Não informado. Farm Equipment Retailing. National Retail Farm Equipment Association, 1946.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.