00649cam a22002291 4500 8307568 BD-DhUL 20161120145110.0 740923s1937 xx 000 0 eng 38009247 (OCoLC)1017687 DLC OClU DLC BD-DhUL premarc BC135 .L35 164 LAI Langer, Susanne Katherina Knauth, An introduction to symbolic logic / New York : Houghton Mifflin Company, 1937. 4 p. 1., [11]-363p. : diagrs. ; 22cm. Logic, Symbolic and mathematical. ddc BK 126121 126121 0 0 ddc 0 164_000000000000000_LAI 0 NFIC 237637 DUL DUL GEN 2016-11-20 purchased 164 LAI 37573 2016-11-20 2016-11-20 BK