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31 |
Introduction to the theory of relativity Bergmann, Peter Gabriel. - New York : Prentice-Hall, 1942
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32 |
Introduction to politics New York, NY : Thomas Y. Crowell Comp., 1941
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33 |
Everyday Arabic Nahmad, Hayim M.. - Philadelphia : McKay, [1940 ?]
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34 |
Fundamentals of democratic education Ulich, Robert. - New York : American Book Comp., c 1940
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35 |
Radio and the printed page Lazarsfeld, Paul Felix. - New York : Duell, Sloan and Pearce, 1940, 1. ed.
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36 |
Radio and the printed page Lazarsfeld, Paul Felix. - New York : Duell, Sloan and Pearce, 1940, 2. print
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37 |
Colloidal phenomena Hauser, Ernst A.. - New York : McGraw-Hill Book Comp., 1939, 1. ed., 2. impr.
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38 |
Colloidal phenomena Hauser, Ernst A.. - New York : McGraw-Hill, 1939, 1. ed.
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39 |
Introduction à la logistique Reichenbach, Hans. - Paris : Hermann, 1939
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40 |
Introduction to algebraic manifolds Busemann, Herbert. - Princeton, NJ : Princeton Univ. Press, 1939
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