Gaya APA

Lewis, R. (1974). First year techninician mathematics ; for electrical, electronics and telecommunications students. (1974). : London : The Macmillan Press Ltd.,.

Gaya MLA

Lewis, Rhys. "First year techninician mathematics ; for electrical, electronics and telecommunications students.". 1974 : London : The Macmillan Press Ltd.,, 1974. Text.