"A study of the sciences necessary to professional excellence"
MLA
Parker, Peter, 1804-1888. "A study of the sciences necessary to professional excellence". 1830?. https://collections.library.yale.edu/catalog/16808784.
APA, 6th edition
Parker, Peter, 1804-1888. (1830?)["A study of the sciences necessary to professional excellence"]. https://collections.library.yale.edu/catalog/16808784.