APA Edition Citation

Treble, H. A., & Vallins , G. H. (1962). ABC of English usage.

Chicago Edition Citation

Treble, H. A., and G. H. Vallins. ABC of English Usage. 1962.

MLA Edition Citation

Treble, H. A., and G. H. Vallins. ABC of English Usage. 1962.

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