APA

Ayres S. M., Giannelli S. & Muller H. S. (1974). Care of the critically ill. New York: Appleton-Century-Crofts.

Chicago

Ayres Stephen M, Giannelli Stanley and Muller Hiltrud S. 1974. Care of the critically ill. New York: Appleton-Century-Crofts.

Harvard

Ayres S. M., Giannelli S. and Muller H. S. (1974). Care of the critically ill. New York: Appleton-Century-Crofts.

MLA

Ayres Stephen M, Giannelli Stanley and Muller Hiltrud S. Care of the critically ill. New York: Appleton-Century-Crofts. 1974.