Ackermann, Robert John, 1933-

Modern deductive logic : an introduction to its techniques and si gnificance / Robert John Ackermann - 1st ed. - garden City : N. Y. Anchor books , 1970 - viii, 261p. ; 19cm - New introducation to philosophy series, NP1; 1.45 .

Bibliography: p. 231-234.


Logic.

162 ACK