APA (7th ed.) Citation

Mussardo, G., & Polizzi, G. (2023). Sky and earth: Travelling with Dante Alighieri and Marco Polo. Springer.

Chicago Style (17th ed.) Citation

Mussardo, G., and Gaspare Polizzi. Sky and Earth: Travelling with Dante Alighieri and Marco Polo. Cham: Springer, 2023.

MLA (9th ed.) Citation

Mussardo, G., and Gaspare Polizzi. Sky and Earth: Travelling with Dante Alighieri and Marco Polo. Springer, 2023.