APA

(1999). Guideline on national requirements for the qualification of professional accountants. New York: United Nations.

Chicago

1999. Guideline on national requirements for the qualification of professional accountants. New York: United Nations.

Harvard

(1999). Guideline on national requirements for the qualification of professional accountants. New York: United Nations.

MLA

Guideline on national requirements for the qualification of professional accountants. New York: United Nations. 1999.