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Hard-to-Survey Populations
pocket,
2014,
Engelska,
ISBN 9781107628717
Surveys are used extensively in psychology, sociology and business, as well as many other areas, but they are becoming increasingly difficult to conduct. Some segments of the …
Plants and the K-T Boundary
pocket,
2011,
Engelska,
ISBN 9780521305631
In this text, two of the world's leading experts in palynology and paleobotany provide a comprehensive account of the fate of land plants during the 'great extinction' about 65 …