ARTICLE 母親必讀:如何處置嬰兒的哭聲,糊哭是要挾,可置之不理,七個月的嬰兒應有爬行的機會 - mu qin bi du: ru he chu zhi ying er de ku sheng, hu ku shi yao xie, ke zhi zhi bu li, qi ge yue de ying er ying you pa xing de ji hui 家庭星期 - Jia ting xing qi, vol. 1, no. 50 (08 November 1936), p. 12 Author