APA (7th ed.) Citation

(1959). Vol. 57, № 38; OiL and Gas journal. 1959.

Chicago Style (17th ed.) Citation

Vol. 57, № 38; OiL and Gas Journal. 1959, 1959.

MLA (9th ed.) Citation

Vol. 57, № 38; OiL and Gas Journal. 1959, 1959.

Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.