APA (7th ed.) Citation

Engblom, V. (1967). On the origin and early development of the auxiliary do. Kraus Reprint.

Chicago Style (17th ed.) Citation

Engblom, Victor. On the Origin and Early Development of the Auxiliary Do. Nendeln: Kraus Reprint, 1967.

MLA (9th ed.) Citation

Engblom, Victor. On the Origin and Early Development of the Auxiliary Do. Kraus Reprint, 1967.

Warning: These citations may not always be 100% accurate.