Cita APA (7a ed.)

Schwartz, L. H., & Schwartz, J. L. (1977). Vulnerable infants: A psychosocial dilemma. McGraw-Hill.

Cita Chicago Style (17a ed.)

Schwartz, Lawrence H., y Jane Linker Schwartz. Vulnerable Infants: A Psychosocial Dilemma. New York ; St. Louis: McGraw-Hill, 1977.

Cita MLA (9a ed.)

Schwartz, Lawrence H., y Jane Linker Schwartz. Vulnerable Infants: A Psychosocial Dilemma. McGraw-Hill, 1977.