Weißpflug, H. (1986). Was uns voranbringt. Dietz Verlag.
Chicago Style (17. basım) AtıfWeißpflug, Hainer. Was Uns Voranbringt. Berlin: Dietz Verlag, 1986.
MLA (8th ed.) AtıfWeißpflug, Hainer. Was Uns Voranbringt. Dietz Verlag, 1986.
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