Rollison, N. (1990). Annual report of the Swedish Institute of Agricultural Engineering. 1989/1990. Swedish Institute of Agricultural Engineering.
Chicago-Zitierstil (17. Ausg.)Rollison, Nigel. Annual Report of the Swedish Institute of Agricultural Engineering. 1989/1990. Ultuna: Swedish Institute of Agricultural Engineering, 1990.
MLA-Zitierstil (9. Ausg.)Rollison, Nigel. Annual Report of the Swedish Institute of Agricultural Engineering. 1989/1990. Swedish Institute of Agricultural Engineering, 1990.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.