Gaya APA
Alpers, B, J., L.Afrow, M.
(1978).
Vocational Reading Skills Shoptalk : Electronic.
.
USA:
Allyn and Bacon.
Gaya MLA
Alpers, Byron, J., L.Afrow, Mitchell.
"Vocational Reading Skills Shoptalk : Electronic.".
USA:
Allyn and Bacon,
1978.
Text.