APA (7th ed.) Citation

Peret, J. Guide to the ecu. WP Limited.

Chicago Style (17th ed.) Citation

Peret, Jean-Louis. Guide to the Ecu. England: WP Limited.

MLA (9th ed.) Citation

Peret, Jean-Louis. Guide to the Ecu. WP Limited.

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