(1847). The child's ladder to arithmetic in four progressive steps, each step embracing exercises in all the fundamental rules: Prepared for his little nieces and nephews but adapted to the capacities of all little folks in elementary schools and families / by Uncle Benjamin, practical elementary teacher.
Chicago Style (17th ed.) CitationThe Child's Ladder to Arithmetic in Four Progressive Steps, Each Step Embracing Exercises in All the Fundamental Rules: Prepared for His Little Nieces and Nephews but Adapted to the Capacities of All Little Folks in Elementary Schools and Families / by Uncle Benjamin, Practical Elementary Teacher. 1847.
MLA引文The Child's Ladder to Arithmetic in Four Progressive Steps, Each Step Embracing Exercises in All the Fundamental Rules: Prepared for His Little Nieces and Nephews but Adapted to the Capacities of All Little Folks in Elementary Schools and Families / by Uncle Benjamin, Practical Elementary Teacher. 1847.