Cita APA (7th ed.)

Ballas, S. K. (1998). Sickle cell pain. IASP Press.

Cita Chicago (17th ed.)

Ballas, Samir K. Sickle Cell Pain. Seattle: IASP Press, 1998.

Cita MLA (9th ed.)

Ballas, Samir K. Sickle Cell Pain. IASP Press, 1998.