APA (7th ed.) Citation

Alling, P. H. (1928). Syrian market for pens, pencils, and supplies. [publisher not identified].

Chicago Style (17th ed.) Citation

Alling, Paul H. Syrian Market for Pens, Pencils, and Supplies. Washington, D.C.: [publisher not identified], 1928.

MLA (9th ed.) Citation

Alling, Paul H. Syrian Market for Pens, Pencils, and Supplies. [publisher not identified], 1928.