APA ציטוט
Boyer, D. E., & Webb, R. H. (2007). Damming Grand Canyon: The 1923 USGS Colorado River expedition. Utah State University Press.
Chicago Style (17th ed.) Citation
Boyer, Diane E., and Robert H. Webb. Damming Grand Canyon: The 1923 USGS Colorado River Expedition. Logan, Utah: Utah State University Press, 2007.
ציטוט MLA
Boyer, Diane E., and Robert H. Webb. Damming Grand Canyon: The 1923 USGS Colorado River Expedition. Utah State University Press, 2007.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.