1. In the Text
In his discussion of Monty Python Routines, Crystal notes that the group relished “breaking the normal rules” of language.6
2. In the First Note Referring to the Source (At the bottom of page)
6 David Crystal. Language Play. October, 1998, pp. 107-108.
3. In Subsequent Notes
Sources number consecutively throughout the paper, but if a source repeats later in the paper, shortened information can be given.
David Crystal, Language Play. p. 110
4. Additional Reference Immediately Following the Same, Already Documented Source
6 David Crystal. Language Play. October, 1998, p.107
7 Ibid. p. 109