Citazione APA

Hassan, M. A., & Hobsley, M. (1970). Positioning of Subject and of Nasogastric Tube during a Gastric Secretion Study.

Stile di citazione Chicago

Hassan, M. A., e M. Hobsley. Positioning of Subject and of Nasogastric Tube During a Gastric Secretion Study. 1970.

Citazione MLA

Hassan, M. A., e M. Hobsley. Positioning of Subject and of Nasogastric Tube During a Gastric Secretion Study. 1970.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.