Cita APA

Langston, A. L. (2005). The National Electronic Library for Health Controlled Clinical Trials website: A website about clinical trials for patients and the public. Health Expect.

Citación estilo Chicago

Langston, Anne L. "The National Electronic Library for Health Controlled Clinical Trials Website: A Website About Clinical Trials for Patients and the Public." Health Expect 2005.

Cita MLA

Langston, Anne L. "The National Electronic Library for Health Controlled Clinical Trials Website: A Website About Clinical Trials for Patients and the Public." Health Expect 2005.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.