قالب:صناعة النفط/doc

Usage

This is a simple navigation template based on {{Navbox}} that takes an optional state parameter:

{{Petroleum industry}}

The template is suitable for transcluding at the bottoms of articles relating to the Petroleum industry.

See also

Infobox templates

Infobox-style navigation templates

حسب المنطقة

Navbox-style navigation templates

حسب المنطقة
داخلي للمعرفة

User box templates