Cite

[Logger using a chainsaw to make an undercut on large tree]

MLA

Swanlund, David Harper. [Logger Using a Chainsaw to Make an Undercut on Large Tree]. 0AD. https://collections.library.yale.edu/catalog/12246676.

APA, 6th edition

Swanlund, D. H. (0 C.E.). [Logger using a chainsaw to make an undercut on large tree] [Photographs]. https://collections.library.yale.edu/catalog/12246676.