By Smith, Percey F.
Buenos Aires : Nigar, 1963 .
421 p. ; 22 cm.

By Fernández, José S.
Buenos Aires : Nigar, 1981 .
2 v. : , V.1 Mecánica, acústica, calor V.2 Optica, magnetismo, electricidad. 23 cm.

By Petersen, Cristian S.
Buenos Aires : Nigar, 1959 .
466 p. : 21 cm.

By Fernández, José S.
Buenos Aires : Nigar, 1962 .
483 p. : 23cm.

By Fernández, José S.
Buenos Aires : Nigar, 1978 .
399 p. : 23 cm.

By Fernández, José S.
Buenos Aires : Nigar, 1968 .
483 p. : 22,5 cm.

By Kolthoff, I..
Buenos Aires : Nigar, 1979 .
xvi, 1231 p. : , Contiene tablas. 25 cm.

By Angot, Andre.
Buenos Aires : Nigar, 1964

By Selzer, Samuel.
Buenos Aires : Nigar, 1970

By Sokolnikoff, Ivan S..
Buenos Aires : Nigar, 1975 .
585 p. : 22 cm.

By Seely, Fred B..
Buenos Aires : Nigar, 1967

By Meoli, Humberto.
Buenos Aires : Nigar, 1976

By Meoli, Humberto.
Buenos Aires : Nigar, 1971

By Kolthoff, I..
Buenos Aires : Nigar, 1969 .
1231 p. : 25 cm.

By Sokolnikoff, Ivan S..
Buenos Aires : Nigar, 1975 .
585 p. :

By Fernandez, José E..
Buenos Aires : Nigar, 1968 .
xxiii, 437 p. il. ; 23 cm.

By Petersen, Cristian S..
Buenos Aires : Nigar, 1953 .
466 p. : 19 cm.

By Sokolnikoff, Ivan S..
Buenos Aires : Nigar, 1947 .
585 p. : 23 cm.