00811nam a22002657a 4500003000400000005001700004008004100021020001800062040002300080041000800103050001800111100003000129245007100159264004400230300001800274336002200292337002400314338002400338650003500362650002200397650003800419700005700457942001400514999001700528OSt20260601171014.0260505b1964\\\\xxu\||||\||||\00|\0\eng\d a9780451163936 aICIbspacICIerda aeng aBJ1470.5bR36 aRand, Ayn ,eautor933564 1aThe virtue of selfishness :bA new concept of egoism cRand , Ayn, aEstados Unidos :bPenguin books ,c1964 a173 páginas 2rdacontentatexto 2rdamediaasin medio 2rdacarrieravolumen aÉtica individualista.933565 aEgoísmo.933566 aObjetivismo (Filosofía).933567 aBranden, Nathaniel, eartículos adicionales933568 2ddcn1cB c20609d20609