APA-čujuhus (7. p.)

GILL, R. T. (1967). Economic development: Past and present. Prentice-Hall.

Chicago-čujuhus (17. p.)

GILL, Richard T. Economic Development: Past and Present. New Jersey: Prentice-Hall, 1967.

MLA-čujuhus (9. p.)

GILL, Richard T. Economic Development: Past and Present. Prentice-Hall, 1967.

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