00445nam a22001697a 4500 20260420094044.0 260420b |||||||| |||| 00| 0 eng d 0-12-674150-6 eng 510.8 STR/I Stroyan, K.D. IOntroduction To The Theory Of Infinitesimals /by K.D. Stroyan London: Academic Press; 1976. 326p. Stroyan, K.D. BK 45899 45899 0 0 0 0 NFIC PBBCL PBBCL GEN 2026-04-20 0 510.8 STR/I 050639 2026-04-20 2026-04-20 BK