By Cameron, A. Colin. Texas: Stata Press 2010 . 706 p. ; 24 cm.. 978-1-59718-073-3
By Cameron, A. Colin. College Station (Estados Unidos) : Stata Press, 2022 . 2 v. (XVI, XVII, 1675 p.): 24 cm.. 9781597183598 (o.c.) | 9781597183611 (vol. I) | 9781597183628 (vol. II)