Cita APA (7th ed.)

McVay, T. N., & Toulmin, L. D. (1945). Alabama shales and fire clays.

Cita Chicago (17th ed.)

McVay, Thomas Newkirk, i Lyman Dorgan Toulmin. Alabama Shales and Fire Clays. University, Ala, 1945.

Cita MLA (8th ed.)

McVay, Thomas Newkirk, i Lyman Dorgan Toulmin. Alabama Shales and Fire Clays. 1945.