Loo Chee Kuang. (1997). Fokus perdagangan SPM. Penerbitan Pelangi Sdn Bhd.
Chicago Style (17th ed.) CitationLoo Chee Kuang. Fokus Perdagangan SPM. Seri Kembangan: Penerbitan Pelangi Sdn Bhd, 1997.
MLA (9th ed.) CitationLoo Chee Kuang. Fokus Perdagangan SPM. Penerbitan Pelangi Sdn Bhd, 1997.
Warning: These citations may not always be 100% accurate.