Bijl, H. J. V. D. (1920). The thermionic vacuum tube and its applications. New York: McGaw-Hill Book Company.
استشهاد بنمط شيكاغوBijl, H. J. Van Der. The Thermionic Vacuum Tube and Its Applications. New York: McGaw-Hill Book Company, 1920.
MLA استشهادBijl, H. J. Van Der. The Thermionic Vacuum Tube and Its Applications. New York: McGaw-Hill Book Company, 1920.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.