Fægri, K., & Iversen, J. (1989). Textbook of pollen analysis (4. ed.). New Jersey: Blackburn Press.
Chicago Style CitationFægri, Knut, and Johannes Iversen. Textbook of Pollen Analysis. 4. ed. New Jersey: Blackburn Press, 1989.
MLA CitationFægri, Knut, and Johannes Iversen. Textbook of Pollen Analysis. 4. ed. New Jersey: Blackburn Press, 1989.
Warning: These citations may not always be 100% accurate.