Cita APA (7a ed.)

BP Amoco. (1999). Annual report on form 20-F 1998. BP Amoco.

Cita Chicago Style (17a ed.)

BP Amoco. Annual Report on Form 20-F 1998. London: BP Amoco, 1999.

Cita MLA (8a ed.)

BP Amoco. Annual Report on Form 20-F 1998. BP Amoco, 1999.