Editing Col (game) (section)

== References ==
*{{cite book
  | last=Berlekamp
  | first=Elwyn R.
  | author-link=Elwyn Berlekamp
  |author2=John H. Conway |author3=Richard K. Guy
   | title=[[Winning Ways for your Mathematical Plays]]
  | publisher=Academic Press
  | year=1982
  | isbn=978-0-12-091101-1
  | ref=WW}} Revised and reprinted as
*{{cite book
  | last=Berlekamp
  | first=Elwyn R.
  | title=Winning Ways for your Mathematical Plays |edition=2nd
  | publisher=A K Peters Ltd.
  | origyear=2001 | year=2004
  | isbn=978-1-56881-130-7}}
*{{cite book
  | last = Conway
  | first = John Horton
  | author-link = John Horton Conway
  | title = [[On numbers and games]]
  | publisher = Academic Press
  | year = 1976
  | isbn = 978-0-12-186350-0
  | ref=ONaG}} Revised and reprinted as
*{{cite book
  | last = Conway
  | first = John Horton
  | author-link = John Horton Conway
  | title = [[On numbers and games]]
  | publisher = A K Peters Ltd.
  | year = 2000
  | isbn = 978-1-56881-127-7}}

{{reflist}}