註腳
賀登崧，〈Linguistic Geography of the 宣化 Hsuan-hua Region (察哈爾 Chahar Province)〉，《中央研究院歷史語言研究所集刊》29上（1957）：59-86。
Willem A. Grootaers, “Linguistic Geography of the 宣化 Hsuan-hua Region (察哈爾 Chahar Province),” Bulletin of the Institute of History and Philology, Academia Sinica 29.1 (1957): 59-86.
書目
賀登崧
1957 〈Linguistic Geography of the 宣化 Hsuan-hua Region (察哈爾 Chahar Province)〉，《中央研究院歷史語言研究所集刊》29上：59-86。
Grootaers, Willem A.
1957 “Linguistic Geography of the 宣化 Hsuan-hua Region (察哈爾 Chahar Province).” Bulletin of the Institute of History and Philology, Academia Sinica 29.1: 59-86.
賀登崧. (1957). Linguistic Geography of the 宣化 Hsuan-hua Region (察哈爾 Chahar Province). 中央研究院歷史語言研究所集刊, 29(上), 59-86.
Grootaers, Willem A.. (1957). Linguistic Geography of the 宣化 Hsuan-hua Region (察哈爾 Chahar Province). Bulletin of the Institute of History and Philology, Academia Sinica, 29(1), 59-86.
賀登崧. “Linguistic Geography of the 宣化 Hsuan-hua Region (察哈爾 Chahar Province).” 中央研究院歷史語言研究所集刊 29, no. 上 (1957): 59-86.
Grootaers, Willem A.. “Linguistic Geography of the 宣化 Hsuan-hua Region (察哈爾 Chahar Province).” Bulletin of the Institute of History and Philology, Academia Sinica 29, no. 1 (1957): 59-86.
賀登崧. “Linguistic Geography of the 宣化 Hsuan-hua Region (察哈爾 Chahar Province).” 中央研究院歷史語言研究所集刊, vol. 29, no. 上, 1957, pp. 59-86.
Grootaers, Willem A.. “Linguistic Geography of the 宣化 Hsuan-hua Region (察哈爾 Chahar Province).” Bulletin of the Institute of History and Philology, Academia Sinica, vol. 29, no. 1, 1957, pp. 59-86.
