Craven, G. M. (1990). Object and image: An introduction to photography (3rd ed.). Prentice-Hall.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCraven, George M. Object and Image: An Introduction to Photography. 3rd ed. Englewood Cliffs, N.J: Prentice-Hall, 1990.
एमएलए (9वां संस्करण) प्रशस्ति पत्रCraven, George M. Object and Image: An Introduction to Photography. 3rd ed. Prentice-Hall, 1990.
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