TY - JOUR A1 - Freud, Sigmund T1 - Trauer und Melancholie – Mourning and Melancholia JF - The Complete Psychological Work of Sigmund Freud, Vol. 14, London (The Hogarth Press) 1966. Y1 - 1917 ER - TY - JOUR A1 - Perry, W. J. T1 - An Ethnological Study of Warfare JF - Manchester Memoirs, Vol. LXI (No. 6, 1917), pp. 1-16. Y1 - 1917 N1 - Xeroxcopy - with marks - excerpt available ER -