APA

Hewitt P. G., . (1977). Conceptual physics: a new introduction to your environment. Boston: Little, Brown and Co.

Chicago

Hewitt Paul G, . 1977. Conceptual physics: a new introduction to your environment. Boston: Little, Brown and Co.

Harvard

Hewitt P. G., . (1977). Conceptual physics: a new introduction to your environment. Boston: Little, Brown and Co.

MLA

Hewitt Paul G, . Conceptual physics: a new introduction to your environment. Boston: Little, Brown and Co. 1977.