(2019). 油气储运．2019,no. 1-2,4.
Chicago Style aipamena油气储运．2019,no. 1-2,4. 2019.
MLA aipamena油气储运．2019,no. 1-2,4. 2019.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
APA aipamena
(2019). 油气储运．2019,no. 1-2,4.
Chicago Style aipamena油气储运．2019,no. 1-2,4. 2019.
MLA aipamena油气储运．2019,no. 1-2,4. 2019.