APA Style

Tollen, Laura A., Enthoven, Alain C. (2004). Toward a 21st century health system :the contributions and promise of prepaid group practice (1st ed.). San Francisco: Graffiti Pers.

Chicago Style

Tollen, Laura A., Enthoven, Alain C. Toward a 21st century health system :the contributions and promise of prepaid group practice. 1st ed. San Francisco: Graffiti Pers, 2004. Text.

MLA Style

Tollen, Laura A., Enthoven, Alain C. Toward a 21st century health system :the contributions and promise of prepaid group practice. 1st ed. San Francisco: Graffiti Pers, 2004. Text.

Turabian Style

Tollen, Laura A., Enthoven, Alain C. Toward a 21st century health system :the contributions and promise of prepaid group practice. 1st ed. San Francisco: Graffiti Pers, 2004. Print.