By Cohen, Morris Raphael.
Buenos Aires Paidós 1965 .
560 p. , Transaltion of: Reason and nature, an essay on the meaning of scientific method.

By Cohen, Morris Raphael.
New York Harcourt Brace 1934 .
467 p. :tables. graphs.

By Cohen, Morris Raphael.
New York Prentice-Hall 1951 .
944 p. 27 cm..

By Cohen, Morris Raphael.
Buenos Aires Amorrortu 1968 .
2 v. , Translation of : An introduction to logic and scientific method.

By Cohen, Morris Raphael.
Gloucester, Mass. Peter Smith 1973 .
222 p.

By Cohen, Morris Raphael.
New York Prentice-Hall 1951 .
944 p. 27 cm..

By Cohen, Morris Raphael.
Glencoe, Ill. Free Press 1959 .
470 p.

By Cohen, Morris Raphael.
LaSalle, Ill. Open Court 1961 .
304 p. 21 cm..