Old Potter's Almanack. Dept. of Scientific Research, British Museum.
Citazione stile Chigago Style (17a edizione)Old Potter's Almanack. Dept. of Scientific Research, British Museum.
Citatione MLA (8a ed.)Old Potter's Almanack. Dept. of Scientific Research, British Museum.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.