Alba, E. S., & Raketshop Studio. (2001). Si Pedrong Pato at ang matalinong kuwago: Pedro the duck and the intelligent owl. Hiyas.
Cita Chicago (17th ed.)Alba, Erlinda S., i Raketshop Studio. Si Pedrong Pato at Ang Matalinong Kuwago: Pedro the Duck and the Intelligent Owl. Mandaluyong City, Metro Manila: Hiyas, 2001.
Cita MLA (9th ed.)Alba, Erlinda S., i Raketshop Studio. Si Pedrong Pato at Ang Matalinong Kuwago: Pedro the Duck and the Intelligent Owl. Hiyas, 2001.
Atenció: Aquestes cites poden no estar 100% correctes.