एपीए उद्धरण

Smith, A. C., & Spalding, J. M. K. (1959). Intermittent Positive Pressure Respiration. Some Physiological Observations.

शिकागो स्टाइल उद्धरण

Smith, A. Crampton, और J. M. K. Spalding. Intermittent Positive Pressure Respiration. Some Physiological Observations. 1959.

एमएलए उद्धरण

Smith, A. Crampton, और J. M. K. Spalding. Intermittent Positive Pressure Respiration. Some Physiological Observations. 1959.