(1995). The Photonics corporate guide: To profiles and addresses (41st ed.). Photonics spectra.
استشهاد بنمط شيكاغوThe Photonics Corporate Guide: To Profiles and Addresses. 41st ed. : Photonics spectra, 1995.
MLA استشهادThe Photonics Corporate Guide: To Profiles and Addresses. 41st ed. Photonics spectra, 1995.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.