Peters, M., & Wilkening, G. (1983). Report on the measurements carried out within the framework of the EC comparison between the PTB, Braunschweig and the VSL and TNO Delft. März/April 1980. Physikalisch-techn. Bundesanstalt.
Citace podle Chicago (17th ed.)Peters, Manfred, a Günter Wilkening. Report on the Measurements Carried Out Within the Framework of the EC Comparison Between the PTB, Braunschweig and the VSL and TNO Delft. März/April 1980. Braunschweig: Physikalisch-techn. Bundesanstalt, 1983.
Citace podle MLA (9th ed.)Peters, Manfred, a Günter Wilkening. Report on the Measurements Carried Out Within the Framework of the EC Comparison Between the PTB, Braunschweig and the VSL and TNO Delft. März/April 1980. Physikalisch-techn. Bundesanstalt, 1983.