000 004100000a22001570004500
001 3009
090 _a3009
100 _a19940124d1947 m||y0pory5003 ba
102 _aUK
200 _aGliding and advanced soaring
_fA. Douglas
210 _aLondon
_cJohn Murray
_d1947
215 _a318 p.
_d20 cm
317 _aOrigem: IM
606 _aINSTRUMENTOS E METODOS DE OBSERVAƇAO
_zIm
675 _a551.5
_vmed
_zfre
700 1 _aDouglas
_bA.