APA (7th ed.) Citation
Thomas, R. M. (1989). Counseling and life-span development. Sage publication.
Chicago Style (17th ed.) Citation
Thomas, R. Murray. Counseling and Life-span Development. New York: Sage publication, 1989.
MLA (9th ed.) Citation
Thomas, R. Murray. Counseling and Life-span Development. Sage publication, 1989.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.