Gregg, O. O., Gregg, I., & Eaton, M. F. (1845). Pittsburgh: Her advantageous position and great resources as a manufacturing and commercial city : embraced in a notice of sale of real estate. Sold by Johnston & Stockton.
Chicago Style (17th ed.) CitationGregg, O. Ormsby, Isaac Gregg, and Moses F. Eaton. Pittsburgh: Her Advantageous Position and Great Resources as a Manufacturing and Commercial City : Embraced in a Notice of Sale of Real Estate. Pittsburgh [Pa.]: Sold by Johnston & Stockton, 1845.
MLA (9th ed.) CitationGregg, O. Ormsby, et al. Pittsburgh: Her Advantageous Position and Great Resources as a Manufacturing and Commercial City : Embraced in a Notice of Sale of Real Estate. Sold by Johnston & Stockton, 1845.
Warning: These citations may not always be 100% accurate.