APA

Beer F. P., Johnston E. R., . (1990). Vector mechanics for engineers. Singapore: McGraw-Hill.

Chicago

Beer Ferdinand Pierre, Johnston E Russell, . 1990. Vector mechanics for engineers. Singapore: McGraw-Hill.

Harvard

Beer F. P., Johnston E. R., . (1990). Vector mechanics for engineers. Singapore: McGraw-Hill.

MLA

Beer Ferdinand Pierre, Johnston E Russell, . Vector mechanics for engineers. Singapore: McGraw-Hill. 1990.