APA (7th ed.) Citation

Gardiner, R. H., & Union, C. S. Church Printing. Diocesan House (Boston).

Chicago Style (17th ed.) Citation

Gardiner, Robert H., and Christian Social Union. Church Printing. Diocesan House (Boston).

MLA (8th ed.) Citation

Gardiner, Robert H., and Christian Social Union. Church Printing. Diocesan House (Boston).

Warning: These citations may not always be 100% accurate.