You're S.P.E.C.I.A.L.! book on Amazon!
https://www.amazon.com/Fallout-Youre-S-P-C-I-L/dp/168383996X/ref=mp_s_a_1_1?dchild=1&keywords=fallout+special+book&qid=1622418335&sprefix=fallout+speci&sr=8-1
https://www.amazon.com/Fallout-Youre-S-P-C-I-L/dp/168383996X
This SPECIAL book has a section on charisma.
There's the "You're Special!" board book from Fallout 3 and 4.