(1984). Poems of science. Penguin Books.
Chicago Style (17th ed.) CitationPoems of Science. New York: Penguin Books, 1984.
MLA (9th ed.) CitationPoems of Science. Penguin Books, 1984.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.
(1984). Poems of science. Penguin Books.
Chicago Style (17th ed.) CitationPoems of Science. New York: Penguin Books, 1984.
MLA (9th ed.) CitationPoems of Science. Penguin Books, 1984.