Gartside, P., & Moody, P. (1997). Elastic spaces may snap under perfect maps. Elsevier.
Cita Chicago (17th ed.)Gartside, P., i P. Moody. Elastic Spaces May Snap Under Perfect Maps. Elsevier, 1997.
Cita MLA (9th ed.)Gartside, P., i P. Moody. Elastic Spaces May Snap Under Perfect Maps. Elsevier, 1997.
Atenció: Aquestes cites poden no estar 100% correctes.