APA (7th ed.) Citation

Samelson, W. (1980). English as a second language, phase four: Let's continue. Reston Pub. Co..

Chicago Style (17th ed.) Citation

Samelson, William. English as a Second Language, Phase Four: Let's Continue. Reston, Va.: Reston Pub. Co., 1980.

MLA (9th ed.) Citation

Samelson, William. English as a Second Language, Phase Four: Let's Continue. Reston Pub. Co., 1980.