Mark, Shelley M.; Mark, Shelley M.. (1969). Economis in action : reading in current economic issues / edited by Shelley M. Mark. Belmont :: Wodsworth Publishing Company,.
Mark, Shelley M.; Mark, Shelley M.. Economis in action : reading in current economic issues / edited by Shelley M. Mark. Belmont :: Wodsworth Publishing Company,, 1969
Mark, Shelley M.; Mark, Shelley M.. Economis in action : reading in current economic issues / edited by Shelley M. Mark. Belmont :: Wodsworth Publishing Company,, 1969.