Whymper, A. (1903). What can I do, or, How to help missions. Religious Tract Society.
Cita Chicago Style (17a ed.)Whymper, Annette. What Can I Do, or, How to Help Missions. London: Religious Tract Society, 1903.
Cita MLA (9a ed.)Whymper, Annette. What Can I Do, or, How to Help Missions. Religious Tract Society, 1903.
Precaución: Estas citas no son 100% exactas.
