Cita APA (7a ed.)

Smith, H. I. (1903). Shell-heaps of the lower Fraser River, British Columbia.

Cita Chicago Style (17a ed.)

Smith, Harlan Ingersoll. Shell-heaps of the Lower Fraser River, British Columbia. [New York], 1903.

Cita MLA (8a ed.)

Smith, Harlan Ingersoll. Shell-heaps of the Lower Fraser River, British Columbia. 1903.

Precaución: Estas citas no son 100% exactas.