APA ציטוט

Erickson, J. D., & Bjerkedal, T. (1978). Interpregnancy interval. Association with birth weight, stillbirth, and neonatal death.

Citação norma Chicago

Erickson, J D., and T. Bjerkedal. Interpregnancy Interval. Association With Birth Weight, Stillbirth, and Neonatal Death. 1978.

ציטוט MLA

Erickson, J D., and T. Bjerkedal. Interpregnancy Interval. Association With Birth Weight, Stillbirth, and Neonatal Death. 1978.