0 used in formal writing to refer to a book or article that has already been mentioned
1 used in formal writing to refer to a book or article that has already been mentioned:
Qualitative and quantitative measures of the business environment are statistically strongly and significantly correlated with respect to their effects on business performance (ibid.).
For an account of the major differences, see ibid., 41-42.
An "exemplary" manager who demonstrated "the usefulness of improving the methods of farming" was a welcome guest at scientific societies and meetings (ibid, 142).
A larger issue that cannot be addressed in this paper is the prejudice against matrilineal-matrilocal systems as creating 'disincentives for long-term investment' by husbands (ibid.).
It is also ' a form of symbolic action that conveys cultural meanings, most importantly ideas of legitimacy ' (ibid.).
In keyboard work, 'pupils play rhythmically but do not use an appropriate technique' (ibid.).
The ultimate goal of the government was to gradually phase out unprocessed cocoa exports (ibid.).
However, these policy goals are rarely compatible, and even countries with longestablished child maintenance regimes struggle to reconcile different competing interests (ibid.).
