APA
couchman j. s., marisetti s. n., . (2002). oracle ocp oracle9i database : fundamentals i exam guide. new delhi: tata mcgraw-hill.
Chicago
couchman jason s, marisetti sudheer n, . 2002. oracle ocp oracle9i database : fundamentals i exam guide. new delhi: tata mcgraw-hill.
Harvard
couchman j. s., marisetti s. n., . (2002). oracle ocp oracle9i database : fundamentals i exam guide. new delhi: tata mcgraw-hill.
MLA
couchman jason s, marisetti sudheer n, . oracle ocp oracle9i database : fundamentals i exam guide. new delhi: tata mcgraw-hill. 2002.