Gaya APA
Kohler, M. (1969).
The secrets of relaxation: A 3-way programme that really works. Photographs by Henri Elwing. .
London:
Pan books.
Gaya MLA
Kohler, Marianne.
"The secrets of relaxation: A 3-way programme that really works. Photographs by Henri Elwing. ".
London:
Pan books,
1969.
Buku.