Gaya APA
Douglas, K. et al (2003).
PostgreSQL : a comprehensive guide to building, programming, and administering PostgreSQL databases (1st ed.).
Indianapolis:
Sams.
Gaya MLA
Douglas, Korry. et al.
"PostgreSQL : a comprehensive guide to building, programming, and administering PostgreSQL databases".
1st ed.
Indianapolis:
Sams,
2003.
.