APA ציטוט

Gonzalo, L. P. (1975). World energy: Some economic scenarios, prospects in world trade. s.n.].

Chicago Style (17th ed.) Citation

Gonzalo, Lido P. World Energy: Some Economic Scenarios, Prospects in World Trade. [s.l: s.n.], 1975.

ציטוט MLA

Gonzalo, Lido P. World Energy: Some Economic Scenarios, Prospects in World Trade. s.n.], 1975.