APA

Christensen H. N., . (1964). Body fluids and the acid-base balance: a learning program for students of the biological and medical sciences. Philadelphia: W. B. Saunders Co.

Chicago

Christensen Halvor N, . 1964. Body fluids and the acid-base balance: a learning program for students of the biological and medical sciences. Philadelphia: W. B. Saunders Co.

Harvard

Christensen H. N., . (1964). Body fluids and the acid-base balance: a learning program for students of the biological and medical sciences. Philadelphia: W. B. Saunders Co.

MLA

Christensen Halvor N, . Body fluids and the acid-base balance: a learning program for students of the biological and medical sciences. Philadelphia: W. B. Saunders Co. 1964.