Collier, P. (2017). A Most Incomprehensible Thing: Notes Towards a Very Gentle Introduction to the Mathematics of Relativity (Third edition.). Incomprehensible Books.
Chicago-referens (17:e uppl.)Collier, Peter. A Most Incomprehensible Thing: Notes Towards a Very Gentle Introduction to the Mathematics of Relativity. Third edition. Harlow, England: Incomprehensible Books, 2017.
MLA-referens (9:e uppl.)Collier, Peter. A Most Incomprehensible Thing: Notes Towards a Very Gentle Introduction to the Mathematics of Relativity. Third edition. Incomprehensible Books, 2017.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.