APA (7th ed.) Citation

Lawson, S. R. (1926). German yarn production and imports increase during 1925. [publisher not identified].

Chicago Style (17th ed.) Citation

Lawson, Stanley R. German Yarn Production and Imports Increase During 1925. Washington, D.C.: [publisher not identified], 1926.

MLA (9th ed.) Citation

Lawson, Stanley R. German Yarn Production and Imports Increase During 1925. [publisher not identified], 1926.