APA Citation

(1973). Petroleum news. Singapore: Comex Far East Pte. Ltd.

Trích dẫn kiểu Chicago

Petroleum News. Singapore: Comex Far East Pte. Ltd, 1973.

MLA Citation

Petroleum News. Singapore: Comex Far East Pte. Ltd, 1973.

Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.