00442cam a22001931  4500001000800000005001700008008004100025010001700066035001900083040001800102041000800120042001200128080001800140082001800158100000700176101000800183245002600191504003100217976583520180216034509.0750320s1949    xx            000 0 eng    a   49048313   a(OCoLC)1226112  aDLCcGATdDLC  aeng  apremarc  a530.711   sev  a530.711   sev1 a42  afis00aHow to study physics.  aBibliographical footnotes.