APA (7th ed.) Citation

Long, R. C. (1932). Prime mover installations in Portugal. [publisher not identified].

Chicago Style (17th ed.) Citation

Long, Richard C. Prime Mover Installations in Portugal. Washington, D.C.: [publisher not identified], 1932.

MLA (9th ed.) Citation

Long, Richard C. Prime Mover Installations in Portugal. [publisher not identified], 1932.

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