王烜. 靜寧州(甘肅)志 :8卷, 卷首1卷. [China], 乾隆11 [1746].
see below
<a rel="nofollow" class="external free" href="https://iiif.lib.harvard.edu/manifests/view/drs:49829975">https://iiif.lib.harvard.edu/manifests/view/drs:49829975</a>