Gaya APA

Sirpal, R., Darussalam, . (2009). Methods of payment and foreign-exchange risk management among firms in Brunei Darussalam . Brunei Darussalam: Emerald.

Gaya MLA

Sirpal, Rajeshwar., Darussalam, . "Methods of payment and foreign-exchange risk management among firms in Brunei Darussalam". Brunei Darussalam: Emerald, 2009. Article.