Стиль цитування APA (7-ме видання)

Alberta. Ministry of Energy, Alberta. Department of Energy, Alberta Energy and Utilities Board, & Albert Petroleum Marketing Commission. (2002). Investing in a sustainable private. Ministry of Energy.

Чикаго стиль цитування (17-те видання)

Alberta. Ministry of Energy, Alberta. Department of Energy, Alberta Energy and Utilities Board, та Albert Petroleum Marketing Commission. Investing in a Sustainable Private. [Edmonton, Alberta]: Ministry of Energy, 2002.

Стиль цитування MLA (9-ме видання)

Alberta. Ministry of Energy, et al. Investing in a Sustainable Private. Ministry of Energy, 2002.