Clayton, George A. Jidu sheng jiao chu ban ge shu shu mu hui zuan. Hankou : Sheng jiao shu ju, Minguo 7 [1918].
see below
<a rel="nofollow" class="external free" href="https://iiif.lib.harvard.edu/manifests/view/drs:14414297">https://iiif.lib.harvard.edu/manifests/view/drs:14414297</a>