Winternitz : Path. of War Gas Poisoning. Page 13. - Fig. 9.
MLA
Maitlen, Edward H. Winternitz : Path. of War Gas Poisoning. Page 13. - Fig. 9. 0AD. https://collections.library.yale.edu/catalog/15948426.
APA, 6th edition
Maitlen, E. H. (0 C.E.). Winternitz : Path. of War Gas Poisoning. Page 13. - Fig. 9. [Drawings (AAT)]. https://collections.library.yale.edu/catalog/15948426.