HAJA. (1997). Essential communication skills. Petaling Jaya: Pelanduk Pub..
Chicago Style CitationHAJA. Essential Communication Skills. Petaling Jaya: Pelanduk Pub., 1997.
MLA CitationHAJA. Essential Communication Skills. Petaling Jaya: Pelanduk Pub., 1997.
Warning: These citations may not always be 100% accurate.