David Sang. (2021). Physics for Cambridge IGCSE Coursebook with digital access (Third Edition.). Cambridge University Press.
Chicago-referens (17:e uppl.)David Sang. Physics for Cambridge IGCSE Coursebook with Digital Access. Third Edition. United Kingdom: Cambridge University Press, 2021.
MLA-referens (9:e uppl.)David Sang. Physics for Cambridge IGCSE Coursebook with Digital Access. Third Edition. Cambridge University Press, 2021.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.