American Psychological Association 7th edition

Lewin, S. (ca. 1987). Dark mountains and blue valleys [Book]. In Between two abysses : a trilogy / Samuel Lewin. Cornwall Books.

Chicago Manual of Style 17th edition (author-date)

Lewin, Samuel. 1987. Dark mountains and blue valleys. Book. Between two abysses : a trilogy / Samuel Lewin. New York [u.a.]: Cornwall Books.

Springer - Basic (author-date)

Lewin S (1987) Dark mountains and blue valleys. Cornwall Books, New York [u.a.]

Springer - Lecture Notes in Computer Science

1.Lewin, S.: Dark mountains and blue valleys. Cornwall Books, New York [u.a.] (1987).

DIN 1505-2 (author-date, Deutsch) - standard superseded by ISO-690

Lewin, Samuel ; ; ; : Dark mountains and blue valleys. book. New York [u.a.] : Cornwall Books, 1987 — ISBN 0845348043

Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.