Mokhtar Tohar. Protokol & etiquette. Serdang: Universiti Putra Malaysia.
Chicago Style CitationMokhtar Tohar. Protokol & Etiquette. Serdang: Universiti Putra Malaysia.
MLA CitationMokhtar Tohar. Protokol & Etiquette. Serdang: Universiti Putra Malaysia.
Warning: These citations may not always be 100% accurate.