Παραπομπή APA

Luth, F. A., & Konvitz, M. R. Planning of Iron and Steel Works.

Παραπομπή Chicago Style

Luth, Friedrich A.K, και Milton R. Konvitz. Planning of Iron and Steel Works.

Παραπομπή MLA

Luth, Friedrich A.K, και Milton R. Konvitz. Planning of Iron and Steel Works.