Jess, Z., Hutton, C., & Crukshank, J. (1813). The American tutor's assistant revised, or, A compendious system of practical arithmetic: Containing the several rules of that useful science, concisely defined, methodically arranged, and fully exemplified : the whole particularly adapted to the easy and regular instruction of youth in our American schools. Philadelphia: Printed and sold by Joseph Crukshank.

Jess, Zachariah., Charles Hutton, and Joseph Crukshank. The American Tutor's Assistant Revised, Or, A Compendious System of Practical Arithmetic: Containing the Several Rules of That Useful Science, Concisely Defined, Methodically Arranged, and Fully Exemplified : The Whole Particularly Adapted to the Easy and Regular Instruction of Youth in Our American Schools. Philadelphia: Printed and sold by Joseph Crukshank, 1813.

Jess, Zachariah., Charles Hutton, and Joseph Crukshank. The American Tutor's Assistant Revised, Or, A Compendious System of Practical Arithmetic: Containing the Several Rules of That Useful Science, Concisely Defined, Methodically Arranged, and Fully Exemplified : The Whole Particularly Adapted to the Easy and Regular Instruction of Youth in Our American Schools. Philadelphia: Printed and sold by Joseph Crukshank, 1813.