Guthertz, J. P. (1972). The history and development of the Radio Control Office (a government regulatory agency). s.n.].
Chicago-Zitierstil (17. Ausg.)Guthertz, Judith Paulette. The History and Development of the Radio Control Office (a Government Regulatory Agency). [S.l: s.n.], 1972.
MLA-Zitierstil (9. Ausg.)Guthertz, Judith Paulette. The History and Development of the Radio Control Office (a Government Regulatory Agency). s.n.], 1972.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.