| Mode: For a past period of time For all time by years For all time by quarters For all time by months |
Opsal, Ryan. American and Chinese energy security: a grand strategic approach / Ryan Opsal. — 1 online resource — <URL:http://elib.fa.ru/ebsco/2095858.pdf>.
| Period | Read | Copy | Open | Total | ||
|---|---|---|---|---|---|---|
| Total | 0 | 0 | 0 | 0 | 0 | |