APA ציטוט

Bijl, H. J. V. D. (1920). The thermionic vacuum tube and its applications. New York: McGaw-Hill Book Company.

Trích dẫn kiểu Chicago

Bijl, H. J. Van Der. The Thermionic Vacuum Tube and Its Applications. New York: McGaw-Hill Book Company, 1920.

ציטוט MLA

Bijl, H. J. Van Der. The Thermionic Vacuum Tube and Its Applications. New York: McGaw-Hill Book Company, 1920.