APA ציטוט

PEIRCE, W. S. Economics Of The Energy Industries William Spangar Peirce. s.n.

Chicago Style (17th ed.) Citation

PEIRCE, William Spangar. Economics Of The Energy Industries William Spangar Peirce. s.n.

ציטוט MLA

PEIRCE, William Spangar. Economics Of The Energy Industries William Spangar Peirce. s.n.