APA stil citiranja

(1971). Philips : databook : electron tubes: Philips : databook : electron tubes : transmitting tubes for communication and tubes for r.f heating, triodes, associated accessories ; / part 9, january. Philips.

Chicago stil citiranja

Philips : databook : electron tubes: Philips : databook : electron tubes : transmitting tubes for communication and tubes for r.f heating, triodes, associated accessories ; / part 9, january. Philips, 1971.

MLA stil citiranja

Philips : databook : electron tubes: Philips : databook : electron tubes : transmitting tubes for communication and tubes for r.f heating, triodes, associated accessories ; / part 9, january. Philips, 1971.