Le marché détermine la devise, le catalogue et les paiements, sans changer la langue.
English
xill, 450 pages 21 cm · This book is designed for use in orientation courses for college freshmen. cf. Pref · Published also with title: "An introduction to human problems", which contains additional matter · "Suggested topics and references" at end of most of the chapters · Bibliography: page
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Classification of sciences · Methodology · Classification of sciences · Methodology