APA Style
Crew, M., Brennan, T, J. (2015).
The Future of the Postal Sector in a Digital World .
Springer Cham:
Springer Cham.
MLA Style
Crew, Michael., Brennan, Timothy, J..
"The Future of the Postal Sector in a Digital World".
Springer Cham:
Springer Cham,
2015.
Text.