APA (7th ed.) Citation

Heers, J. Marco Polo (1a. ed.). Salvat.

Chicago Style (17th ed.) Citation

Heers, Jacques. Marco Polo. 1a. ed. Barcelona: Salvat.

MLA (9th ed.) Citation

Heers, Jacques. Marco Polo. 1a. ed. Salvat.

Warning: These citations may not always be 100% accurate.