Cita APA (7th ed.)

Walker, E. Schizophrenia: Etiology and course. [article].

Cita Chicago (17th ed.)

Walker, Elaine. Schizophrenia: Etiology and Course. [article]. v.55 /p.401-30 2004.

Cita MLA (9th ed.)

Walker, Elaine. Schizophrenia: Etiology and Course. [article].