Cita APA (7th ed.)

WORLD BANK. (1998). WORLD DEVELOPMENT INDICATORS - 1998. WORLD BANK.

Cita Chicago (17th ed.)

WORLD BANK. WORLD DEVELOPMENT INDICATORS - 1998. WASHINGTON: WORLD BANK, 1998.

Cita MLA (9th ed.)

WORLD BANK. WORLD DEVELOPMENT INDICATORS - 1998. WORLD BANK, 1998.