Não informado. (1978). Advances in agricultural technology. Science and Education Administration.
Chicago-Zitierstil (17. Ausg.)Não informado. Advances in Agricultural Technology. Berkeley, Calif: Science and Education Administration, 1978.
MLA-Zitierstil (8. Ausg.)Não informado. Advances in Agricultural Technology. Science and Education Administration, 1978.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.