Philosophy

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WESSEL, HORST (ed.).

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JØRGENSEN, JØRGEN.

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MARTIN, R. M.

Amsterdam, North-Holland Pub. Comp., 1959.

MARTIN, RICHARD M.

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KAZEMIER, B.H. & D. VUYSJE (EDTS.).

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SCHOFIELD, ROBERT E.

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ENRIQUES, F.

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BACCOU, ROBERT.

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COOLEY, JOHN C.

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BETH, EVERT W.

Dordrecht, D. Reidel Publishing Comp., (1962).

LAMBERT, KAREL. (ED.).

Dordreicht, D. Reidel, (1970).

SCHLESINGER, G.

London, Routledge & Kegan Paul, (1963).