Cita APA (7a ed.)

Keller, H. H., & Ostbye, T. (2000). Do nutrition indicators predict death in ederly canadians with cognitive impairment? [s.n.].

Cita Chicago Style (17a ed.)

Keller, Heather H., y Truls Ostbye. Do Nutrition Indicators Predict Death in Ederly Canadians with Cognitive Impairment? [S.l.]: [s.n.], 2000.

Cita MLA (9a ed.)

Keller, Heather H., y Truls Ostbye. Do Nutrition Indicators Predict Death in Ederly Canadians with Cognitive Impairment? [s.n.], 2000.