The contest problem bookde Charles T. SalkindMateriasCompetitionsMathematicsProblems, exercisesEdiciones (2)The contest problem book (1975)Mathematical Association of America · inglésThe contest problem book (1961)Random House · inglésMás obras de Charles T. SalkindAAnnual high school mathematics examinationsAnnual high school mathematics examinationsTThe contest problem bookThe contest problem bookTThe contest problem bookThe contest problem book