Zimmer, M. L. Proceedings of the second Pan American Scientific congress: Investigation of the pivot of the 190 mm. meridian circle of the Argentine National Observatory, at Córdoba.
Chicago Style (17th ed.) CitationZimmer, M. L. Proceedings of the Second Pan American Scientific Congress: Investigation of the Pivot of the 190 Mm. Meridian Circle of the Argentine National Observatory, at Córdoba.
MLA (9th ed.) CitationZimmer, M. L. Proceedings of the Second Pan American Scientific Congress: Investigation of the Pivot of the 190 Mm. Meridian Circle of the Argentine National Observatory, at Córdoba.