APA ציטוט

Rivas, F., Olivares, N., & Chakraborty, R. (1995). Twinning and neural tube defects: Environmental factors.

Citação norma Chicago

Rivas, F., N. Olivares, and R. Chakraborty. Twinning and Neural Tube Defects: Environmental Factors. 1995.

ציטוט MLA

Rivas, F., N. Olivares, and R. Chakraborty. Twinning and Neural Tube Defects: Environmental Factors. 1995.