APA

Boudoin M., . (1970). Reader's choice : a reading skills textbook for students of english as a second language. Estados Unidos: University of Michigan Press.

Chicago

Boudoin Margaret, . 1970. Reader's choice : a reading skills textbook for students of english as a second language. Estados Unidos: University of Michigan Press.

Harvard

Boudoin M., . (1970). Reader's choice : a reading skills textbook for students of english as a second language. Estados Unidos: University of Michigan Press.

MLA

Boudoin Margaret, . Reader's choice : a reading skills textbook for students of english as a second language. Estados Unidos: University of Michigan Press. 1970.