APA (7th ed.) Citation

ProQuest (Firm). (1912). The relation of the Panama Canal to the traffic and rates of American rail-roads. [publisher not identified].

Chicago Style (17th ed.) Citation

ProQuest (Firm). The Relation of the Panama Canal to the Traffic and Rates of American Rail-roads. Washington: [publisher not identified], 1912.

MLA (9th ed.) Citation

ProQuest (Firm). The Relation of the Panama Canal to the Traffic and Rates of American Rail-roads. [publisher not identified], 1912.

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