Combinatorics Por N. Ya. Vilenkin ( VERSION INGLES Y VERSION RUSA)

LINK ORIGINAL NA WEB
https://books.google.com.br/books?id=_LriBQAAQBAJ&lpg=PA290&ots=I-g3_2D_Lx&dq=Vilenkin%20NY%20Induction.%20Combinatorics.&hl=pt-BR&pg=PP1#v=onepage&q&f=false

VERSION RUSA

LINK BOOK
https://copy.com/fIogDFBurKqDEJxO
LINK ALTERNATIVO
https://copy.com/J9yGNI0WqArkPFpi

Combinatorial Mathematics – Vilenkin

LINK ORIGINAL NA WEB

http://mirtitles.org/2013/01/01/combinatorial-mathematics-vilenkin/

LINK ALTERNATIVO

https://copy.com/JhYhseBlJvwNGtrg