Gaya APA

Newman, S, B, H, S, R, C, W, S, B, D, G, G, T, B. (2013). Designing Clinical Research (4). Philadelphia: Lippincott Williams & Wilkins.

Gaya MLA

Newman, Stephen, B., Hulley,, Steven, R., Cummings,, Warren, S., Browner,, Deborah, G., Grady,, Thomas, B.. "Designing Clinical Research". 4 Philadelphia: Lippincott Williams & Wilkins, 2013. Text.