APA (7th ed.) Citation

Erdtman, G., Nilsson, S., & Praglowski, J. (1968). Notes on the W.P.F. (World Pollen Flora) project: Some terminological matters.

Chicago Style (17th ed.) Citation

Erdtman, G., S. Nilsson, and J. Praglowski. Notes on the W.P.F. (World Pollen Flora) Project: Some Terminological Matters. [S.l.], 1968.

MLA (9th ed.) Citation

Erdtman, G., et al. Notes on the W.P.F. (World Pollen Flora) Project: Some Terminological Matters. 1968.