include citation.
Harvard referencing
bibliography and reference list.

use this:

A James, ‘Theorising About Sovereignty’, Review of International Studies vol 10 no 1 Jan 1984 pp 1-17.
Reprinted in W C Olson & J R Lee (eds), The Theory and Practice of International Relations (9th ed, 1994) ch 14 pp 120-31

A Linklater, �Citizenship and Sovereignty in the Post-Westphalian State�, European Journal of International Relations, Vol. 2 (1996), pp.77-103

H Suganami, �C.A.W.Manning and the Study of International Relations�, Review of International Studies vol 27 no 1 Jan 2001 pp 91-107.

T J. Biersteker and C Weber (eds), State Sovereignty as Social Construct (1996)