APA ציטוט

(1949). Petroleum act of 1949 (R.A.387). s.n.

Chicago Style (17th ed.) Citation

Petroleum Act of 1949 (R.A.387). s.l: s.n, 1949.

ציטוט MLA

Petroleum Act of 1949 (R.A.387). s.n, 1949.