Dilworth, T. (1812). The schoolmaster's assistant: Being a complete system of practical arithmetic (3rd ed.). Printed and sold by John Bioren.
Chicago-Zitierstil (17. Ausg.)Dilworth, Thomas. The Schoolmaster's Assistant: Being a Complete System of Practical Arithmetic. 3rd ed. Philadelphia: Printed and sold by John Bioren, 1812.
MLA-Zitierstil (9. Ausg.)Dilworth, Thomas. The Schoolmaster's Assistant: Being a Complete System of Practical Arithmetic. 3rd ed. Printed and sold by John Bioren, 1812.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.