Philips. (1968). Voltage stabilizing and reference tubes. Counter, selector and indicator tubes. Trigger tubes and switching diodes. Thyratrond. Industrial rectifying tubes. Ignitrons. High voltage rectifying tubes. Miscellaneous. Associated accessories. Philips.
Cita Chicago Style (17a ed.)Philips. Voltage Stabilizing and Reference Tubes. Counter, Selector and Indicator Tubes. Trigger Tubes and Switching Diodes. Thyratrond. Industrial Rectifying Tubes. Ignitrons. High Voltage Rectifying Tubes. Miscellaneous. Associated Accessories. Philips, 1968.
Cita MLA (8a ed.)Philips. Voltage Stabilizing and Reference Tubes. Counter, Selector and Indicator Tubes. Trigger Tubes and Switching Diodes. Thyratrond. Industrial Rectifying Tubes. Ignitrons. High Voltage Rectifying Tubes. Miscellaneous. Associated Accessories. Philips, 1968.