Gaya APA

Books, R, O, A, T, E, O, T. (1964, 1965 1975). Machines; life science library . Nederland: Time Life International.

Gaya MLA

Books, Robert, O\'Brien, And, The, Editots, Of, Time-Life. "Machines; life science library". Nederland: Time Life International, 1964, 1965 1975. Text.