Foundations of logic and mathematics
By: Rudolf Carnap.
Contributors: Neurath, Otto, 1882-1945.
Series: International encyclopedia of unified science
Publisher: University of Chicago Press
Published: 1967
Place of publication: [Chicago, Ill
Number of pages: 71
Subjects: Logic, Symbolic and mathematical; Mathematics -- Philosophy
Notes: Added t.-p.: International encyclopedia of unified science; editor-in-chief, Otto Neurath, associate editors, Rudolf Carnap [and] Charles W. Morris. Foundations of the unity of science (volumes I-II of the Encyclopedia).

"Selected bibliography" : p. 69-70.