Hartmann, S., & Lawton, H. W. (1978). The valiant knights of daguerre: Sel. crit. essays on photography and profiles of photogr. pioneers. Berkeley [u.a.]: Univ. of California Pr.
শিকাগো স্টাইলে সাইটেশনHartmann, Sadakichi, এবং Harry W. Lawton. The Valiant Knights of Daguerre: Sel. Crit. Essays On Photography and Profiles of Photogr. Pioneers. Berkeley [u.a.]: Univ. of California Pr, 1978.
এমএলএ সাইটেশনHartmann, Sadakichi, এবং Harry W. Lawton. The Valiant Knights of Daguerre: Sel. Crit. Essays On Photography and Profiles of Photogr. Pioneers. Berkeley [u.a.]: Univ. of California Pr, 1978.
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