APA

Keene M., Adams K., . (2001). Easy Access: the reference handbook for writers. Boston: McGraw-Hill.

Chicago

Keene M.L, Adams K.H, . 2001. Easy Access: the reference handbook for writers. Boston: McGraw-Hill.

Harvard

Keene M., Adams K., . (2001). Easy Access: the reference handbook for writers. Boston: McGraw-Hill.

MLA

Keene M.L, Adams K.H, . Easy Access: the reference handbook for writers. Boston: McGraw-Hill. 2001.