Lamba is one of the languages of Zambia (Africa).
For more information, see SIL Ethnologue code lam.
You can purchase the Lamba New Testament (audio format) from Faith Comes By Hearing.
The "JESUS" Film, based on the Gospel of Luke, has been translated into Lamba. 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.