Cita APA (7th ed.)

International Federation of Surveyors & Krakiwsky, E. J. (1987). A Catalogue of undergraduate programmes in surveying and mapping in the world. International Association of Geodesy?].

Cita Chicago (17th ed.)

International Federation of Surveyors i E. J. Krakiwsky. A Catalogue of Undergraduate Programmes in Surveying and Mapping in the World. [Paris?: International Association of Geodesy?], 1987.

Cita MLA (8th ed.)

International Federation of Surveyors i E. J. Krakiwsky. A Catalogue of Undergraduate Programmes in Surveying and Mapping in the World. International Association of Geodesy?], 1987.