By Villalobos Domínguez, C..
Buenos Aires : Tor, 1919 .
311 p. ; 17 cm.

By Noguer, José Poch.
Madrid : Bailly Bailliere, 1919 .
159 p. : 21 cm.

By Roux-Brahic, J..
París : H. Dunod et E. Pinat, 1919

By Chávez, Ezequiel A..
París : Bouret, 1919 .
307 p.

Milano : Societa di Chimica Industriale : | Associazione Italiana di Chimica Generale ed Applicata, 1919 .
v. : , Depósito. 29 cm.

Buenos Aires : SGN, 1919 .
1 hoja topográfica (13d) ; 75x83 cm.

By Alvarez, Antenor.
Santiago del Estero : [s.n.], 1919 .
218 p. : 23 cm.

By Davies, George M..
London : J.Murray, 1919 .
109 p. : 22 cm.

By Case, E. C..
Washington : Carnegie Institution, 1919 .
272 p. ; 30 cm.

By Miller, Benjamin L..
New York : McGraw-Hill, 1919 .
598 p. : 23 cm.

By Mccarthy, E. T..
London : G.Routledge and Sons, 1919 .
384 p. ; 21,5 cm.

By Dickson, Archibald A. C..
London : E.& F.N.Spon, 1919 .
50 p. : 18,5 cm.