Grech, V. (2014). The effect of warfare on the secular trends in sex ratios at birth in Israel, Egypt, and Kuwait over the past 60 years. Co-Action Publishing.

Grech, Victor. The Effect of Warfare On the Secular Trends in Sex Ratios At Birth in Israel, Egypt, and Kuwait Over the Past 60 Years. Co-Action Publishing, 2014.

Grech, Victor. The Effect of Warfare On the Secular Trends in Sex Ratios At Birth in Israel, Egypt, and Kuwait Over the Past 60 Years. Co-Action Publishing, 2014.