Gaya APA

Forenz, T., Baublys, N. (2015). PHYSICS Aviation Maintenance Techinician Certification Series . Amerika: Penerbit Aircraft Technical Book Company.

Gaya MLA

Forenz, Thomas., Baublys, Nerijus. "PHYSICS Aviation Maintenance Techinician Certification Series". Amerika: Penerbit Aircraft Technical Book Company, 2015. Hibah.