Gaya APA

Beyer, T, R. (2007). 501 English Verbs : Fully Conjugated In All The Tense In An Easy Tolearn Format Alphabetically Arranged . : .

Gaya MLA

Beyer, Thomas, R. "501 English Verbs : Fully Conjugated In All The Tense In An Easy Tolearn Format Alphabetically Arranged". : , 2007. Text.