APA (7th ed.) Citation

ProQuest (Firm). (1947). Oil supply and distribution problems. [publisher not identified].

Chicago Style (17th ed.) Citation

ProQuest (Firm). Oil Supply and Distribution Problems. Washington: [publisher not identified], 1947.

MLA (9th ed.) Citation

ProQuest (Firm). Oil Supply and Distribution Problems. [publisher not identified], 1947.

Warning: These citations may not always be 100% accurate.