MLA

Johnston, William Walker Whitehall, 1835-1886. Album Page 28. Recto: Neath from the house at Cadoxton Lodge Estate, Cadoxton-juxta-Neath, Wales. Box 1, folder 26. 1858. https://collections.library.yale.edu/catalog/16657584.

APA, 6th edition

Johnston, William Walker Whitehall, 1835-1886. (["Box 1, folder 26"])(1858)[Album Page 28. Recto: Neath from the house at Cadoxton Lodge Estate, Cadoxton-juxta-Neath, Wales]. https://collections.library.yale.edu/catalog/16657584.