上海市副市长许建国陪同金日成首相参观永鑫无缝钢管厂, 1958-12-04, 1958-0012-17. 特藏中心.

上海市副市长许建国陪同金日成首相参观永鑫无缝钢管厂, 1958-12-04, 1958-0012-17. 特藏中心. http://10.55.102.87:8081/repositories/2/archival_objects/18528 Accessed June 26, 2025.

(“上海市副市长许建国陪同金日成首相参观永鑫无缝钢管厂, 1958-12-04, 1958-0012-17”)

(“上海市副市长许建国陪同金日成首相参观永鑫无缝钢管厂, 1958-12-04, 1958-0012-17,” n.d.)

(上海市副市长许建国陪同金日成首相参观永鑫无缝钢管厂, 1958-12-04, 1958-0012-17, n.d.)

“上海市副市长许建国陪同金日成首相参观永鑫无缝钢管厂, 1958-12-04, 1958-0012-17,” ., accessed June 26, 2025, http://10.55.102.87:8081/repositories/2/archival_objects/18528.

anonymous. 上海市副市长许建国陪同金日成首相参观永鑫无缝钢管厂, 1958-12-04, 1958-0012-17[Z/OL]([no date])[2025–06–26]. http://10.55.102.87:8081/repositories/2/archival_objects/18528.