R.#63 Ene-Mar 1978
R.#62 Oct-Dic 1977
R.#61 Jul-Set 1977
R.#60 Abr-Jun 1977
R.#59 Ene-Mar 1977
R.#58 Oct-Dic 1976
R.#57 Jul-Set 1976
R.#56 May-Jun 1976
R.#55 Ene-Mar 1976
R.#54 Oct-Dic 1975
R.#53 Jul-Set 1975
R.#52 May-Jun 1975
R.#51 Mar-Abr 1975
R.#50 Ene-Feb 1975
R.#49 Nov-Dic 1974
R.#48 Set-Oct 1974
R.#47 Jul-Ago 1974
R.#46 May-Jun 1974
