Gaya APA
Bocij, P. et al (2015).
Business information systems: technology, development and management for the e-business (5e).
Harlow:
Pearson Education.
Gaya MLA
Bocij, Paul. et al.
"Business information systems: technology, development and management for the e-business".
5e
Harlow:
Pearson Education,
2015.
Buku.