00979nam a2200277 a 450000100060000000300080000600500170001400800410003103500190007204000320009104100080012308200250013110000310015624500860018725000120027326000430028530000330032849000170036150000210037865000520039965000360045170000450048794200120053299900170054495201400056169577BD-RjUL20211209081914.0170412s1961    nyua          001 0 eng d  a(BD-RjUL)69789  aDLCcODaWUdOCoLCdDLCbeng  aeng  a516.24223bCRT 19611 aCrowder, Norman A.913826900aTrigonometry : ba practical course /cby Norman A. Crowder and Grace C. Martin.   a1st ed.  aGarden City, N.Y. :bDoubleday,c1961.  aIX, 250 p. :bill. ,c22 cm.0 aA Tudor text  aIncludes Indexes 0aTrigonometryxProblems, exercises, etc.9138719 0aProgrammed instruction.92060891 aMartin, Grace C.,ejoint author.9138271  2ddccBK  c69577d69577  00102ddc40718NFICaRUCLbRUCLcReadingd1962-10-31eZeitlingerg35.00l0o516.24 CRT 1961r2017-04-12 00:00:00tC-1w2017-04-12yBK