APA (7th ed.) Citation

(1927). One hundred and one questions on electrical inspection in and about mines. [publisher not identified].

Chicago Style (17th ed.) Citation

One Hundred and One Questions on Electrical Inspection in and About Mines. Washington, D.C.: [publisher not identified], 1927.

MLA (9th ed.) Citation

One Hundred and One Questions on Electrical Inspection in and About Mines. [publisher not identified], 1927.