APA aipamena

Grewal, J., Carmichael, S. L., Song, J., & Shaw, G. M. (2009). Neural tube defects: An analysis of neighbourhood- and individual-level socio-economic characteristics.

Chicago Style aipamena

Grewal, Jagteshwar, Suzan L. Carmichael, Jun Song, and Gary M. Shaw. Neural Tube Defects: An Analysis of Neighbourhood- and Individual-level Socio-economic Characteristics. 2009.

MLA aipamena

Grewal, Jagteshwar, Suzan L. Carmichael, Jun Song, and Gary M. Shaw. Neural Tube Defects: An Analysis of Neighbourhood- and Individual-level Socio-economic Characteristics. 2009.