Abbott, Edwin Abbott, 1838-1926
Flatland : A Romance of Many Dimensions [recurso electrónico] / Edwin Abbott Abbott - Project Gutenberg, 1994 - Project Gutenberg 97 .
Public domain in the USA.
Text
Fourth dimension
QA
Flatland : A Romance of Many Dimensions [recurso electrónico] / Edwin Abbott Abbott - Project Gutenberg, 1994 - Project Gutenberg 97 .
Public domain in the USA.
Text
Fourth dimension
QA