APA (7th ed.) Citation

Oilweek. (2008). Northern frontier map. Oilweek.

Chicago Style (17th ed.) Citation

Oilweek. Northern Frontier Map. Calgary, Alta.: Oilweek, 2008.

MLA (9th ed.) Citation

Oilweek. Northern Frontier Map. Oilweek, 2008.

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