著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL
"Piña Chan, Román and Martinez del Río, Pablo",Maya cities : a short introductory guide to the principal archaeological sites in southeastern Mexico and Yucatan,,Instituto Macional de Antropologia e Historia,1959,Official guide of the Instituto Nacional de Antropología e Historia,,,,https://cir.nii.ac.jp/crid/1130000797696109056