You can find its official site at the University Library of Groningen
Chapter by chapter it goes like this (find the software to read pdf files here):

(For a quick impression I would recommend chapter 12, chapter 0 and the first page of chapter 1)

0: front page, dedication, motto, preface (14 pp.)
1: Introduction (4 pp.)
2: Autonomy and language in Maturana's theory of living systems (21 pp.)
3: Experiences and naive objects (14 pp.)
4: Critical objects (19 pp.)
5: Internal objects (13 pp.)
6: Classical and non-classical science (25 pp.)
7: Self-reference, the one-sided boundary and the negative way (18 pp.)
8: Psychiatric diagnosis between realist and nominalist discourses (23 pp.)
9: Against behavioral technology (19 pp.)
10: Observing therapeutic events through parallel processes (21 pp.)
11: Some notes on projective identification (16 pp.)
12: Conclusion (1 p.)
References (13 pp.)
Summary (2 pp.)
Samenvatting (in Dutch) (3 pp.)
Stellingen (in Dutch) (2 pp.)