APA

Kambara T., Institute of Energy Economics, World Petroleum Congress (15th. : 1997 : Beijing) & Institute of Energy Economics.Natural gas production and pipeline delivery in North-East Asian countries in the early 21st century. : .

Chicago

Kambara T, Institute of Energy Economics, World Petroleum Congress (15th. : 1997 : Beijing) and Institute of Energy Economics.Natural gas production and pipeline delivery in North-East Asian countries in the early 21st century. : .

Harvard

Kambara T., Institute of Energy Economics, World Petroleum Congress (15th. : 1997 : Beijing) and Institute of Energy Economics.Natural gas production and pipeline delivery in North-East Asian countries in the early 21st century. : .

MLA

Kambara T, Institute of Energy Economics, World Petroleum Congress (15th. : 1997 : Beijing) and Institute of Energy Economics.: . .