APA
Islands N. S. A. o. t. B. o. T. a. t. C., .Guidance for Bahá'í Visitors, Traveling Teachers, and Pioneers to Tonga, Niue Island, Cook Islands. : .
Chicago
Islands National Spiritual Assembly of the Bahá'ís of Tonga and the Cook, .Guidance for Bahá'í Visitors, Traveling Teachers, and Pioneers to Tonga, Niue Island, Cook Islands. : .
Harvard
Islands N. S. A. o. t. B. o. T. a. t. C., .Guidance for Bahá'í Visitors, Traveling Teachers, and Pioneers to Tonga, Niue Island, Cook Islands. : .
MLA
Islands National Spiritual Assembly of the Bahá'ís of Tonga and the Cook, .: . .