APA ציטוט

Wald, N. J., & Bower, C. (1995). Folic acid and the prevention of neural tube defects. BMJ Group.

Citação norma Chicago

Wald, N. J., and C. Bower. Folic Acid and the Prevention of Neural Tube Defects. BMJ Group, 1995.

ציטוט MLA

Wald, N. J., and C. Bower. Folic Acid and the Prevention of Neural Tube Defects. BMJ Group, 1995.