00705nam a2200181Ia 4500008004100000020001800041082002300059100002000082245006200102250002600164260003400190300001000224500002700234650003300261952009700294952011500391999001700506120622s9999    xx            000 0 und d  a968-27-0452-9  a001.434 A662m 1994  aArana, Federico  aMétodo experimental para principiantes / Federico Arana  a3a ed. / corr. y aum.  aMéxico : Joaquín Mortíz  a77 p.  aIncluye bibliografía  a1. METODOLOGIA CIENTIFICAÌ  00104070a01b01d2007-01-25l0o001.434 A662M 1994p01 005498r2024-08-27w2012-06-24yLB  00104070a01b01d2007-01-25l1m1o001.434 A662M 1994p01 010789r2025-02-18s2024-04-04t2w2012-06-24yLB  c58363d58363