TY  - BOOK
AU  - Melsen,Andreas Gerardus Maria Van
TI  - The philosophy of nature
T2  - Duquesne studies. Philosophical series, 2
PY  - 1959///
CY  - Pittsburgh
PB  - Duquesne University Press
KW  - Philosophy of nature
KW  - Local
N1  - Second edition; Includes bibliographies
ER  -