APA Style
Cartier, P. et al (2015).
Mathematics in the 21st Century: 6th World Conference, Lahore, March 2013 .
Basel:
Springer Basel.
MLA Style
Cartier, Pierre. et al.
"Mathematics in the 21st Century: 6th World Conference, Lahore, March 2013".
Basel:
Springer Basel,
2015.
Text.