APA Citation

Pappas, T. (1997). The adventures of Penrose, the mathematical cat. San Carlos, CA: Wide World Pub./Tetra.

Chicago Style Citation

Pappas, Theoni. The Adventures of Penrose, the Mathematical Cat. San Carlos, CA: Wide World Pub./Tetra, 1997.

MLA Citation

Pappas, Theoni. The Adventures of Penrose, the Mathematical Cat. San Carlos, CA: Wide World Pub./Tetra, 1997.

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