APA (7th ed.) Citation

Adamson, J. E. (1967). Externals and essentials. Books for Libraries Press.

Chicago Style (17th ed.) Citation

Adamson, John Ernest. Externals and Essentials. Freeport, N.Y.: Books for Libraries Press, 1967.

MLA (9th ed.) Citation

Adamson, John Ernest. Externals and Essentials. Books for Libraries Press, 1967.