Gaya APA
O'Neill, Robert. (1980).
Kernel Lessons Intermediate : Students Book Part B (2).
Yogyakarta:
Kanisius.
Gaya Chicago
O'Neill, Robert.
Kernel Lessons Intermediate : Students Book Part B.
2
Yogyakarta:
Kanisius,
1980.
Text.
Gaya MLA
O'Neill, Robert.
Kernel Lessons Intermediate : Students Book Part B.
2
Yogyakarta:
Kanisius,
1980.
Text.
Gaya Turabian
O'Neill, Robert.
Kernel Lessons Intermediate : Students Book Part B.
2
Yogyakarta:
Kanisius,
1980.
Print.