Yazar
Alan M Cvancara
16 cilt bulundu.
Alan M. Cvancara · Prentice-Hall
296 sayfa · 1985
Guidebooks / Geology / Geology - Field work / Geology, fieldwork / Geology, popular works
Alan M. Cvancara · Wiley
232 sayfa · 1989
Freshwater ecology / Adult learning / Adult education / Self-culture / Learning
Alan M Cvancara · Ragged Mountain Press/McGraw-Hill
109 sayfa · 2001
Edible Wild plants / Wild plants, Edible / Wild plants, edible
Alan M. Cvancara · North Dakota Geological Survey
141 sayfa · 1983
Mollusks / Freshwater invertebrates
Alan M. Cvancara · North Dakota Geological Survey
22 sayfa · 1976
Geology / Geology, Stratigraphic / Stratigraphic Geology / Uranium ores
Alan M. Cvancara · North Dakota Geological Survey
16 sayfa · 1976
Geology / Geology, Stratigraphic / Stratigraphic Geology / Uranium ores
Alan M. Cvancara · Museum of Paleontology, University of Michigan
374 sayfa · 1966
Bivalvia, Fossil / Fossil Bivalvia / Paleontology / Fossil Bivalves