Armstrong, William Howard, 1914-

Study is hard work [by] William H. Armstrong. - 2d ed. - New York, Harper & Row [1967] - ix, 133 p. 21 cm.

Bibliographical footnotes.

LCCN: 67010074 //r69

Subjects--Topical Terms:
Study, Method of.

LC Class. No.: LB1049 / .A7 1967

Dewey Class. No.: 371.3/0281