Below are FREE internet sources. Your accuracy mileage will vary. Always consult the Masters of a tradition before claiming any knowledge! There are some great workbooks out from Mamady Keita, Famoudou Konate, and others too. DARE TO TRY THEM YOURSELF.....IF YOU WAIT
TO BE SPOON FED YOU NEVER GET THE GRAVY!!
First off get this SHAREWARE RHYTHM PLAYER loaded on your computer...
Percussion Studio uses and plays .pcc computer files. Download all the extra African Instrument files available there...and
also many rhythm files...
For $30 you can activate the save function and even free you can share and
play files from all over the world!!
My Online Rhythm, Djembe, and Hand Drum Instruction Course is based on this program and i have many, many rhythms transcribed into this format.