Cramer, Z., Spear, J., & Eichbaum, W. (1810). Cramer's Pittsburgh magazine almanack extra, for the year of our Lord 1811.: ... Calculated for the meridian of Pittsburgh, in lat. 40° 38' west, but will serve without any sensible variation for the states of Ohio, Virginia, Kentucky, &c. Printed and published by Cramer, Spear & Eichbaum, at the Franklin Head Book-store, in Market Street, between Front and Second Streets ....
Chicago Style (17th ed.) CitationCramer, Zadok, John Spear, and William Eichbaum. Cramer's Pittsburgh Magazine Almanack Extra, for the Year of Our Lord 1811.: ... Calculated for the Meridian of Pittsburgh, in Lat. 40° 38' West, but Will Serve Without Any Sensible Variation for the States of Ohio, Virginia, Kentucky, &c. Pittsburgh,: Printed and published by Cramer, Spear & Eichbaum, at the Franklin Head Book-store, in Market Street, between Front and Second Streets ..., 1810.
MLA (9th ed.) CitationCramer, Zadok, et al. Cramer's Pittsburgh Magazine Almanack Extra, for the Year of Our Lord 1811.: ... Calculated for the Meridian of Pittsburgh, in Lat. 40° 38' West, but Will Serve Without Any Sensible Variation for the States of Ohio, Virginia, Kentucky, &c. Printed and published by Cramer, Spear & Eichbaum, at the Franklin Head Book-store, in Market Street, between Front and Second Streets ..., 1810.