Gaya APA
Lucky.L.Usman, . (1986).
Practical English Conversation : Basic Sentences.Exercise.Implementation .
Bandung:
Angkasa Raya.
Gaya MLA
Lucky.L.Usman, .
"Practical English Conversation : Basic Sentences.Exercise.Implementation".
Bandung:
Angkasa Raya,
1986.
Text.