Landscapes of the John Muir Trail.
MLA
Thomas, Donna (Donna Sue), artist. Landscapes of the John Muir Trail.. 2002. https://collections.library.yale.edu/catalog/16864571.
APA, 6th edition
Thomas, Donna (Donna Sue), artist. (2002)[Landscapes of the John Muir Trail.]. https://collections.library.yale.edu/catalog/16864571.