Mcgraw-Hill encyclopedia of science & technology : an international reference work in twenty volumes including an index Mcgraw-hill encyclopedia of science and technology - 6 - 20 volúmenes Contenido: [v] 1. aar-apt ISBN: 0-07-079292-5 (obra completa) Subjects--Topical Terms: Ciencia--DiccionariosTecnología--Diccionarios LC Class. No.: Q121 / M3 1987