APA (7th ed.) Citation

Harry Wassall & Associates (Firm). (1958). Guatemala: Map of activity, concessions, geological provinces, dry holes. Harry Wassall & Associates.

Chicago Style (17th ed.) Citation

Harry Wassall & Associates (Firm). Guatemala: Map of Activity, Concessions, Geological Provinces, Dry Holes. Havana, Cuba: Harry Wassall & Associates, 1958.

MLA (9th ed.) Citation

Harry Wassall & Associates (Firm). Guatemala: Map of Activity, Concessions, Geological Provinces, Dry Holes. Harry Wassall & Associates, 1958.

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