APA

Sherwin J. S., National Council of Teachers of English, . (1969). Four problems in teaching English: a critique of research. Scranton, Pa: Published for the National Council of Teachers of English by International Textbook Co.

Chicago

Sherwin J Stephen, National Council of Teachers of English, . 1969. Four problems in teaching English: a critique of research. Scranton, Pa: Published for the National Council of Teachers of English by International Textbook Co.

Harvard

Sherwin J. S., National Council of Teachers of English, . (1969). Four problems in teaching English: a critique of research. Scranton, Pa: Published for the National Council of Teachers of English by International Textbook Co.

MLA

Sherwin J Stephen, National Council of Teachers of English, . Four problems in teaching English: a critique of research. Scranton, Pa: Published for the National Council of Teachers of English by International Textbook Co. 1969.