Quanjer, P. H. (1971). Plethysomographic evaluation of airway obstruction. s.n.].
Chicago Style (17th ed.) CitationQuanjer, Ph. H. Plethysomographic Evaluation of Airway Obstruction. [Groningen?: s.n.], 1971.
MLA (8th ed.) CitationQuanjer, Ph. H. Plethysomographic Evaluation of Airway Obstruction. s.n.], 1971.
Warning: These citations may not always be 100% accurate.