Landman, N., Kennedy, W., Cobban, W., & Larson, N. (2010). SCAPHITES OF THE "NODOSUS GROUP" FROM THE UPPER CRETACEOUS (CAMPANIAN) OF THE WESTERN INTERIOR OF NORTH AMERICA.
Chicago-referens (17:e uppl.)Landman, N., W. Kennedy, W. Cobban, och N. Larson. SCAPHITES OF THE "NODOSUS GROUP" FROM THE UPPER CRETACEOUS (CAMPANIAN) OF THE WESTERN INTERIOR OF NORTH AMERICA. 2010.
MLA-referens (9:e uppl.)Landman, N., et al. SCAPHITES OF THE "NODOSUS GROUP" FROM THE UPPER CRETACEOUS (CAMPANIAN) OF THE WESTERN INTERIOR OF NORTH AMERICA. 2010.
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