Cita APA

(1975). Professional products. Eindhoven: N.V. Philips' Gloeilampenfabrieken.

Chicago Style Citation

Professional Products. Eindhoven: N.V. Philips' Gloeilampenfabrieken, 1975.

Cita MLA

Professional Products. Eindhoven: N.V. Philips' Gloeilampenfabrieken, 1975.

Atenció: Aquestes cites poden no estar 100% correctes.