APA Edition Citation

POERTNER,RUDOLF. STERNSTUNDEN DER TECHNIK (STAR HOURS OF TECHNOLOGY.). ECON VERLAG.

Chicago Edition Citation

POERTNER,RUDOLF. STERNSTUNDEN DER TECHNIK. STAR HOURS OF TECHNOLOGY. DUESSELDORF: ECON VERLAG.

MLA Edition Citation

POERTNER,RUDOLF. STERNSTUNDEN DER TECHNIK. STAR HOURS OF TECHNOLOGY. ECON VERLAG.

Warning: These citations may not always be 100% accurate.