000 00464 a2200169 4500
020 _a0721689302
080 _a577.4
_bT939E
245 1 _aEcosystems, energy, population
_cby Jonathan Turk ...[et. al.]
260 _aPhiladelphia
_bW.B. Saunders Co.
_c1975
650 _aEcosystems
650 _aEnergy
650 _aPopulation
100 1 _aTurk, Jonathan ...[et,al]
300 _a296 p.
040 _aIARI, New Delhi
901 _a130642
999 _c70785
_d70785