Currently, P & W Songs supports collections of Christian songs & # 8226; & # 8195; "Yevanhelsky Songs" & # 8226; & # 8195; "Song of salvation" & # 8226; & # 8195; "Psalmospivy" & # 8226; & # 8195; "Psalmospivy 1501" & # 8226; & # 8195; "Song Revival 3300" & # 8226; & # 8195; "Song Revival 3055" & # 8226; & # 8195; "Song Revival 2555" & # 8226; & # 8195; "Song Revival 2001" & # 8226; & # 8195; "Song EHB Renaissance" (800 songs) An important goal we have chosen the design application - implement