American Psychological Association 7th edition

Putnam, R. A. (ca. 1994). Friendship [Book]. Reading Ruth, (1994) 44-54, (1994) 44-54.

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

Putnam, Ruth Anna. 1994. „Friendship“. Book. Reading Ruth, Nr. (1994) 44-54: (1994) 44-54.

Springer - Basic (author-date)

Putnam RA (1994) Friendship. Reading Ruth (1994) 44-54

Springer - Lecture Notes in Computer Science

1.Putnam, R.A.: Friendship. Reading Ruth. (1994) 44-54 (1994).

DIN 1505-2 (author-date, Deutsch) - standard superseded by ISO-690

Putnam, Ruth Anna: Friendship. In: Reading Ruth (1994), Nr. (1994) 44-54, S. (1994) 44-54

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