000			00672nam a2200217 a 4500
005			20180323190809.0
008			060727s19uu xx 00 eng d
020			_a0070666903
100	1	0	_aUsinger, Robert L.
245	1	4	_aThe life of rivers and streams / _cRobert L. Usinger.
260	0		_aNew York : _bMcGraw-Hill in cooperation with The World Book Encyclopedia, _cc1967.
300			_a232 p. : _bchiefly col. ill. ; _c26 cm.
440		0	_aOur living world of nature
500			_aIncludes index.
650			_aAquatic ecology.
650			_aAquatic insects.
650		4	_aMarine ecology.
650		4	_aMarine insects.
650		4	_aEntomology.
942			_2ddc
999			_c16362 _d16362