APA Citation

Lowe, C. R., & McKeown, T. (1951). A Note on Secular Changes in the Human Sex Ratio at Birth.

Citação norma Chicago

Lowe, C. R., and Thomas McKeown. A Note On Secular Changes in the Human Sex Ratio At Birth. 1951.

MLA Citation

Lowe, C. R., and Thomas McKeown. A Note On Secular Changes in the Human Sex Ratio At Birth. 1951.

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