000 00403nam a2200157Ia 4500
082 _aSF
_b304.02853 Se471.ED
100 _aClubb, Jerome M
245 _aEcological data in comparative research; report on a first international data confrontation seminar
_b
260 _aParis
_bUNESCO
_c1970
300 _a37p
500 _a
690 _a
700 _a
964 _a
_b
_c
_d
_e
_f
_g
921 _a22320
999 _c22320
_d22320