APA Citation
Swainson, William,. Zoological illustrations, or, Original figures and descriptions of new, rare, or interesting animals, selected chiefly from the classes of ornithology, entomology, and conchology, and arranged accordi v. 3. London: Baldwin & Cradock. Retrieved from https://library.si.edu/digital-library/book/zoologicalillust03swain
MLA Citation
Swainson, William,. Zoological illustrations, or, Original figures and descriptions of new, rare, or interesting animals, selected chiefly from the classes of ornithology, entomology, and conchology, and arranged accordi v. 3. v. 3, London: Baldwin & Cradock, https://library.si.edu/digital-library/book/zoologicalillust03swain
Chicago
Swainson, William,. Zoological illustrations, or, Original figures and descriptions of new, rare, or interesting animals, selected chiefly from the classes of ornithology, entomology, and conchology, and arranged accordi v. 3. London: Baldwin & Cradock, https://library.si.edu/digital-library/book/zoologicalillust03swain
Warning: These citations may not always be complete (especially for serials).