00464nam 22001813 4500 268872 268872 20150205d u||y0frey50 ba bul BG ||||||||||||| Zanimatelna matematika Johanes Leman [Johanes Lehman] Sofiâ Narodna prosveta 1990 200 s. Matematică distractivă 19793 51-8=163.2 86874 Lehman Johanes BK 0 0 2016-07-18 878729 BT BT SL BT16070420 16.00 PL BT_4481 51-8 L44 2020-02-04 0 BK 16.00 2016-07-18 0 0 0 2016-12-19 979925 BT BT ÎM BT16120849 16.00 PL BT_4467 51-8 L44 0 BK 16.00 2016-12-19