Παραπομπή APA

Kaupp, A. State of the art for small scale gas producer-engine systems. Golden, CO.: Biomass Energy Foundation Press.

Παραπομπή Chicago Style

Kaupp, Ali. State of the Art for Small Scale Gas Producer-engine Systems. Golden, CO.: Biomass Energy Foundation Press.

Παραπομπή MLA

Kaupp, Ali. State of the Art for Small Scale Gas Producer-engine Systems. Golden, CO.: Biomass Energy Foundation Press.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.