Attridge, G. G. (1980). The determination of photon sensitivities of photographic emulsion crystals. British Library Document Supply Centre.
Παραπομπή σε μορφή Chicago (17η εκδ.)Attridge, Geoffrey Giles. The Determination of Photon Sensitivities of Photographic Emulsion Crystals. Boston Spa, United Kindom: British Library Document Supply Centre, 1980.
Παραπομπή σε μορφή MLA (8th εκδ.)Attridge, Geoffrey Giles. The Determination of Photon Sensitivities of Photographic Emulsion Crystals. British Library Document Supply Centre, 1980.
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