Program: CLOCKSS
- Publisher: Commission on World Mission and Evangelism of the World Council of Churches
- Print ISSN: 0020-8582
- Electronic ISSN: 1758-6631
- OCLC Number:
- Summary Holdings: v.19 (1930); v.33 (1944); v.35-v.36 (1946-1947); v.55 (1966); v.64 (1975); v.80-v.112 (1991-2023)
- Holdings Format: Digital