APA Style
Guth, Hans P, Schuster, Edgar H.. (1977).
American english today .
New York:
Webster Division/McGraw-Hill Book Company.
Chicago Style
Guth, Hans P, Schuster, Edgar H..
American english today.
New York:
Webster Division/McGraw-Hill Book Company,
1977.
Buku Teks.
MLA Style
Guth, Hans P, Schuster, Edgar H..
American english today.
New York:
Webster Division/McGraw-Hill Book Company,
1977.
Buku Teks.
Turabian Style
Guth, Hans P, Schuster, Edgar H..
American english today.
New York:
Webster Division/McGraw-Hill Book Company,
1977.
Buku Teks.