Cita APA (7a ed.)

Nabokov, V. (1981). Poems and problems (1st paperback ed.). McGraw-Hill.

Cita Chicago Style (17a ed.)

Nabokov, Vladimir. Poems and Problems. 1st paperback ed. New York: McGraw-Hill, 1981.

Cita MLA (9a ed.)

Nabokov, Vladimir. Poems and Problems. 1st paperback ed. McGraw-Hill, 1981.