Parker, S., & Muhamad Ashraff. (1998). Bagaimana kita tahu haiwan boleh berfikir? Shah Alam, Selangor: Federal Publications Sdn. Bhd..
Chicago Style CitationParker, Steve, and Muhamad Ashraff. Bagaimana Kita Tahu Haiwan Boleh Berfikir? Shah Alam, Selangor: Federal Publications Sdn. Bhd., 1998.
MLA CitationParker, Steve, and Muhamad Ashraff. Bagaimana Kita Tahu Haiwan Boleh Berfikir? Shah Alam, Selangor: Federal Publications Sdn. Bhd., 1998.
Warning: These citations may not always be 100% accurate.