APA (7th ed.) Citation

Jester, P. N. (1928). Market for phonographs and records in Hong Kong. [publisher not identified].

Chicago Style (17th ed.) Citation

Jester, Perry N. Market for Phonographs and Records in Hong Kong. Washington, D.C.: [publisher not identified], 1928.

MLA (9th ed.) Citation

Jester, Perry N. Market for Phonographs and Records in Hong Kong. [publisher not identified], 1928.