(1987). Innovative approaches to mined land reclamation: [proceedings of the National Mined Land Reclamation Conference held in St. Louis, Missouri, Oct. 28 - 29, 1986]. Southern Illinois Univ. Pr.
Chicago-Zitierstil (17. Ausg.)Innovative Approaches to Mined Land Reclamation: [proceedings of the National Mined Land Reclamation Conference Held in St. Louis, Missouri, Oct. 28 - 29, 1986]. Carbondale u.a: Southern Illinois Univ. Pr, 1987.
MLA-Zitierstil (9. Ausg.)Innovative Approaches to Mined Land Reclamation: [proceedings of the National Mined Land Reclamation Conference Held in St. Louis, Missouri, Oct. 28 - 29, 1986]. Southern Illinois Univ. Pr, 1987.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.