APA Citation

ISTA Mielke GmbH, & Mielke, T. (1997). Oil world annual 1997. Hamburg: ISTA Mielke GmbH.

Chicago Style Citation

ISTA Mielke GmbH, and Thomas Mielke. Oil World Annual 1997. Hamburg: ISTA Mielke GmbH, 1997.

MLA Citation

ISTA Mielke GmbH, and Thomas Mielke. Oil World Annual 1997. Hamburg: ISTA Mielke GmbH, 1997.

Warning: These citations may not always be 100% accurate.