APA (7th ed.) Citation

Plank, F. (1989). On Humboldt on the dual. Amsterdam studies in the theory and history of linguistic science, Amsterdam, P. 293-333, 293.

Chicago Style (17th ed.) Citation

Plank, F. "On Humboldt on the Dual." Amsterdam Studies in the Theory and History of Linguistic Science, Amsterdam, P. 293-333 1989: 293.

MLA (9th ed.) Citation

Plank, F. "On Humboldt on the Dual." Amsterdam Studies in the Theory and History of Linguistic Science, Amsterdam, P. 293-333, 1989, p. 293.