HALLAN, J. S., & NIRSON, J. W. (1986). A practicsl course of english grammar 1. Putera "Sidhi-Bhakti".
Chicago-čujuhus (17. p.)HALLAN, Jack S., juo John W. NIRSON. A Practicsl Course of English Grammar 1. Bandung: Putera "Sidhi-Bhakti", 1986.
MLA-čujuhus (9. p.)HALLAN, Jack S., juo John W. NIRSON. A Practicsl Course of English Grammar 1. Putera "Sidhi-Bhakti", 1986.
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