APA (7th ed.) Citation

Collison, R. L. (1960). Library assistance to readers ([3rd ed., rev. and enl.].). Lockwood.

Chicago Style (17th ed.) Citation

Collison, Robert Lewis. Library Assistance to Readers. [3rd ed., rev. and enl.]. London: Lockwood, 1960.

MLA (8th ed.) Citation

Collison, Robert Lewis. Library Assistance to Readers. [3rd ed., rev. and enl.]. Lockwood, 1960.