Cita APA (7a ed.)

Mielke, T. (2000). Oil world annual 2000. Ista Mielke.

Cita Chicago Style (17a ed.)

Mielke, Thomas. Oil World Annual 2000. Hamburg: Ista Mielke, 2000.

Cita MLA (9a ed.)

Mielke, Thomas. Oil World Annual 2000. Ista Mielke, 2000.