Reiner, C. Lessons on number, as given in a Pestalozzian school, Cheam, Surrey : the Master's manual / by C. Reiner; C. Reiner .— 3 edition, corrected .— : Taylor Walton and Maberly, 1851 .— 122 с. — Lang: eng .— URL: https://rucont.ru/efd/120003 (дата обращения: 18.11.2025)