G. Freytag

发表

[CORRELATION AND CAUSALITY].

G. Freytag, 1964, Psychiatrie, Neurologie, und medizinische Psychologie.

Freytag's technique of the drama

G. Freytag, 1895 .

Freytag's Technique of the Drama: An Exposition of Dramatic Composition and Art

G. Freytag, 2010 .