Cita APA (7th ed.)

Smith, A. (2002). Homocysteine, B vitamins, and cognitive deficit in the elderly.

Cita Chicago (17th ed.)

Smith, A. Homocysteine, B Vitamins, and Cognitive Deficit in the Elderly. 2002.

Cita MLA (9th ed.)

Smith, A. Homocysteine, B Vitamins, and Cognitive Deficit in the Elderly. 2002.

Atenció: Aquestes cites poden no estar 100% correctes.