Cita APA (7a ed.)

McKeown, P. (2015). Close your mouth: Buteyko breathing clinic self-help manual. Buteyko Books Loughwell.

Cita Chicago Style (17a ed.)

McKeown, Patrick. Close Your Mouth: Buteyko Breathing Clinic Self-help Manual. Moycullen: Buteyko Books Loughwell, 2015.

Cita MLA (9a ed.)

McKeown, Patrick. Close Your Mouth: Buteyko Breathing Clinic Self-help Manual. Buteyko Books Loughwell, 2015.