Citazione APA

Shepard, W. P. (1938). Concerning Portland meeting of American Public Health Association: Western Branch.

Stile di citazione Chicago

Shepard, W. P. Concerning Portland Meeting of American Public Health Association: Western Branch. 1938.

Citazione MLA

Shepard, W. P. Concerning Portland Meeting of American Public Health Association: Western Branch. 1938.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.