APA (7th ed.) Citation

Calls, A. Puzzle. Oikos-Tau SL.

Chicago Style (17th ed.) Citation

Calls, Albert. Puzzle. Vilasar de Mar (Barcelona): Oikos-Tau SL.

MLA (9th ed.) Citation

Calls, Albert. Puzzle. Oikos-Tau SL.

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