Gaya APA

Johnson, David W, Johnson, Frank P. (2000). Joining together : group theory and group skills (7e). Boston: Allyn and Bacon.

Gaya Chicago

Johnson, David W, Johnson, Frank P. Joining together : group theory and group skills. 7e Boston: Allyn and Bacon, 2000. Buku.

Gaya MLA

Johnson, David W, Johnson, Frank P. Joining together : group theory and group skills. 7e Boston: Allyn and Bacon, 2000. Buku.

Gaya Turabian

Johnson, David W, Johnson, Frank P. Joining together : group theory and group skills. 7e Boston: Allyn and Bacon, 2000. Buku.