United Nations. Children's Fund. (1990). Development goals and strategies for children in the 1990s. United Nations Children's Fund.
Cytowanie według stylu Chicago (wyd. 17)United Nations. Children's Fund. Development Goals and Strategies for Children in the 1990s. New York: United Nations Children's Fund, 1990.
Cytowanie według stylu MLA (wyd. 9)United Nations. Children's Fund. Development Goals and Strategies for Children in the 1990s. United Nations Children's Fund, 1990.
Uwaga: Te cytaty mogą odróżniać się od wytycznej twojego fakultetu..