Ritchie, J. C. (1974). Modern pollen assemblages near the arctic tree line, Mackenzie Delta region, Northwest Territories. Canadian Journal of Botany, 52(2), 381.
Chicago Style (17th ed.) CitationRitchie, J. C. "Modern Pollen Assemblages Near the Arctic Tree Line, Mackenzie Delta Region, Northwest Territories." Canadian Journal of Botany 52, no. 2 (1974): 381.
MLA (9th ed.) CitationRitchie, J. C. "Modern Pollen Assemblages Near the Arctic Tree Line, Mackenzie Delta Region, Northwest Territories." Canadian Journal of Botany, vol. 52, no. 2, 1974, p. 381.
Warning: These citations may not always be 100% accurate.