Mende is one of the languages of Sierra Leone.
For more information, see SIL Ethnologue code men.
You can purchase the Mende New Testament (audio format) from Faith Comes By Hearing.
The "JESUS" Film, based on the Gospel of Luke, has been translated into Mende. You can view it online or order a copy from www.jesusfilmstore.org. Or order by phone from Campus Crusade at 1-800-432-1997.