JAMES STEVENS CURL "tondo ." A Dictionary of Architecture and Landscape Architecture. . Encyclopedia.com. (November 21, 2024). https://www.encyclopedia.com/education/dictionaries-thesauruses-pictures-and-press-releases/tondo

JAMES STEVENS CURL "tondo ." A Dictionary of Architecture and Landscape Architecture. . Retrieved November 21, 2024 from Encyclopedia.com: https://www.encyclopedia.com/education/dictionaries-thesauruses-pictures-and-press-releases/tondo

T. F. HOAD "tondo ." The Concise Oxford Dictionary of English Etymology. . Encyclopedia.com. (November 21, 2024). https://www.encyclopedia.com/humanities/dictionaries-thesauruses-pictures-and-press-releases/tondo-0

T. F. HOAD "tondo ." The Concise Oxford Dictionary of English Etymology. . Retrieved November 21, 2024 from Encyclopedia.com: https://www.encyclopedia.com/humanities/dictionaries-thesauruses-pictures-and-press-releases/tondo-0