Spector, I. H. (1941). Description of the fossil manganese nodules found in the shales of the Odanah and Riding Mountain Cretaceous escarpment of Manitoba. PANGAEA.
Chicago-Zitierstil (17. Ausg.)Spector, Israel Henry. Description of the Fossil Manganese Nodules Found in the Shales of the Odanah and Riding Mountain Cretaceous Escarpment of Manitoba. PANGAEA, 1941.
MLA-Zitierstil (9. Ausg.)Spector, Israel Henry. Description of the Fossil Manganese Nodules Found in the Shales of the Odanah and Riding Mountain Cretaceous Escarpment of Manitoba. PANGAEA, 1941.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.