Cita APA (7a ed.)

Tammeling, G., & Quanjer, P. H. (1983). Contours of breathing. Beehringer.

Cita Chicago Style (17a ed.)

Tammeling, G., y Ph. H. Quanjer. Contours of Breathing. Ingelheim am Rhein: Beehringer, 1983.

Cita MLA (9a ed.)

Tammeling, G., y Ph. H. Quanjer. Contours of Breathing. Beehringer, 1983.