Tables of functions with formulae and curves
by Dr. Eugene Jahnke and Fritz Emde.
- 4th ed.
- New York Dover Publications 1945.
- 8 p.b., 306, 76 p. diagrs. 23 cm.
German and English. "Enlarged, revised edition." "Published and distributed in the public interest by authority of the alien property custodian under license no. A-57."