Gaya APA
Johnson, David W.. (1975).
Learning together and alone: cooperation, competition, and individualization / David W. Johnson, Roger T. Johnson .
:
Englewood Cliffs: Prentice-Hall.
Gaya Chicago
Johnson, David W..
Learning together and alone: cooperation, competition, and individualization / David W. Johnson, Roger T. Johnson.
:
Englewood Cliffs: Prentice-Hall,
1975.
Buku.
Gaya MLA
Johnson, David W..
Learning together and alone: cooperation, competition, and individualization / David W. Johnson, Roger T. Johnson.
:
Englewood Cliffs: Prentice-Hall,
1975.
Buku.
Gaya Turabian
Johnson, David W..
Learning together and alone: cooperation, competition, and individualization / David W. Johnson, Roger T. Johnson.
:
Englewood Cliffs: Prentice-Hall,
1975.
Buku.