000			00407 a2200157 4500
040			_cPK-SaU
082			_221 _a517 _bSPT
100			_aSpain, Barry
245			_aTensor calculus/ _cBarry Spain
250			_a2nd ed.
260			_aLondon: _bInterscience Publishers; _c1956.
300			_aviii, 125. : _bill. ; _c15cm.
500			_aIncludes bibliography & index.
650			_aMathematics.
942			_cBK
999			_c12116 _d12116