54 Libro 12 Revista

18 600 - Technology 15 500 - Science 11 300 - Social sciences 10 000 - Computer science, information & general works 1 900 - History & geography

6 National Academy of Sciences 6 National Academy of Sciences.Washington 3 Colm, Gerhard 3 Hawkins, R. R. 2 Geiger, Theodore 2 Hatheway, W. H. más ... 2 International conference on scientific information 2 National academy of sciences 2 National planning association. Washington 1 American Society of Range Management 1 American association of school librarians 1 Blumenschein, A. 1 Brieger, F. G. 1 Cassalett, C. 1 Conference on Characterization of Macromolecular Structure Warrenton, Virginia) 1 Department of Commerce. National Bureau of Standards 1 Durst, Richard A., 1937-, 1 Fehr, Howard F. 1 Fuentes, Alejandro 1 Grant, U. J. 1 Grant, Ulysses J. 1 Gurgel, J.T.A. 1 Hanson, W. D 1 Hatheway, William H. 1 Hernández Corzo, Antonio 1 Institute for Materials Research (U.S.). Analytical Chemistry Division 1 Lumsdaine, A.A. 1 Montpetit, G., [from old catalog] 1 National Academy Sciences.Washington 1 National Academy of Sciences (U.S.) ver todos ... menos ...

66 English

1 Tables