Robertson, J. (1978). The sane alternative: Signposts to a self-fulfilling future. The author.
Chicago-viite (17. p.)Robertson, James. The Sane Alternative: Signposts to a Self-fulfilling Future. London: The author, 1978.
MLA-viite (8. p.)Robertson, James. The Sane Alternative: Signposts to a Self-fulfilling Future. The author, 1978.
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