Dyfyniad APA
BOUND, J., & ET AL. (1992). NEURAL TUBE DEFECTS, MATERNAL COHORTS, AND AGE: A POINTER TO AETIOLOGY.
Dyfyniad Arddull Chicago
BOUND, J.P, and ET AL. NEURAL TUBE DEFECTS, MATERNAL COHORTS, AND AGE: A POINTER TO AETIOLOGY. 1992.
Dyfyniad MLA
BOUND, J.P, and ET AL. NEURAL TUBE DEFECTS, MATERNAL COHORTS, AND AGE: A POINTER TO AETIOLOGY. 1992.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.