Dyfyniad APA

Rishel, J. F. (1990). Founding families of Pittsburgh: The evolution of a regional elite, 1760-1910. University of Pittsburgh Press.

Dyfyniad Arddull Chicago

Rishel, Joseph Francis. Founding Families of Pittsburgh: The Evolution of a Regional Elite, 1760-1910. Pittsburgh: University of Pittsburgh Press, 1990.

Dyfyniad MLA

Rishel, Joseph Francis. Founding Families of Pittsburgh: The Evolution of a Regional Elite, 1760-1910. University of Pittsburgh Press, 1990.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.