APA (7th ed.) Citation

Heldt, P. M. (1926). The gasoline automobile: Its design and construction (7th ed.). P.M. Heldt.

Chicago Style (17th ed.) Citation

Heldt, Peter Martin. The Gasoline Automobile: Its Design and Construction. 7th ed. Nyack, N.Y.: P.M. Heldt, 1926.

MLA (9th ed.) Citation

Heldt, Peter Martin. The Gasoline Automobile: Its Design and Construction. 7th ed. P.M. Heldt, 1926.

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