APA-Zitierstil (7. Ausg.)

(1999). Regional bedrock mineral resource assessment of the Roseau 1 ̊x 2 ̊quadrangel, northern Minnesota. U.S. Geological Survey.

Chicago-Zitierstil (17. Ausg.)

Regional Bedrock Mineral Resource Assessment of the Roseau 1 ̊x 2 ̊quadrangel, Northern Minnesota. Denver, CO: U.S. Geological Survey, 1999.

MLA-Zitierstil (9. Ausg.)

Regional Bedrock Mineral Resource Assessment of the Roseau 1 ̊x 2 ̊quadrangel, Northern Minnesota. U.S. Geological Survey, 1999.