@misc{Probst, author = {Probst, Peter}, title = {Review Fromm, E.: To Have Or to Be? (1976a, German)}, series = {Wiener B{\"u}cher Briefe, Wien, No. 4 (26. 10. 1978).}, journal = {Wiener B{\"u}cher Briefe, Wien, No. 4 (26. 10. 1978).}, language = {de} }