Gaya APA
Gupta, 1, K. et al (2007).
A Practical Guide to Needs Assessment, Second Edition (Second edition).
San Fransisco:
Pfeiffer.
Gaya MLA
Gupta, 1., Kavita. et al.
"A Practical Guide to Needs Assessment, Second Edition".
Second edition
San Fransisco:
Pfeiffer,
2007.
Book.