Cita APA (7th ed.)
SELIGMAN, M., & ET AL. (1998). GRANDPARENTS OF CHILDREN WITH DISABILITIES: PERCEIVED LEVELS OF SUPPORT.
Cita Chicago (17th ed.)
SELIGMAN, M., i ET AL. GRANDPARENTS OF CHILDREN WITH DISABILITIES: PERCEIVED LEVELS OF SUPPORT. 1998.
Cita MLA (9th ed.)
SELIGMAN, M., i ET AL. GRANDPARENTS OF CHILDREN WITH DISABILITIES: PERCEIVED LEVELS OF SUPPORT. 1998.
Atenció: Aquestes cites poden no estar 100% correctes.