APA citiranje

Kupke, K. G., & Müller, U. (1989). Parental origin of the extra chromosome in trisomy 18.

Citação norma Chicago

Kupke, K G., and U. Müller. Parental Origin of the Extra Chromosome in Trisomy 18. 1989.

MLA citiranje

Kupke, K G., and U. Müller. Parental Origin of the Extra Chromosome in Trisomy 18. 1989.