APA (7th ed.) Citation

Geological Survey (U.S.) & ProQuest (Firm). (1929). Formulas and tables for the construction of polyconic projections. [publisher not identified].

Chicago Style (17th ed.) Citation

Geological Survey (U.S.) and ProQuest (Firm). Formulas and Tables for the Construction of Polyconic Projections. Washington: [publisher not identified], 1929.

MLA (9th ed.) Citation

Geological Survey (U.S.) and ProQuest (Firm). Formulas and Tables for the Construction of Polyconic Projections. [publisher not identified], 1929.

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