4 1 10 teori kokoh = strength of meterials SINGER, FERDINAND L. Primary Author DARWIN SEBAYANG Translator PYTEL, ANDREW Additional Author mixed material 32000812 Jakarta Erlangga 1995 PYTEL, ANDREW Additional Author SINGER, FERDINAND L. Additional Author mixed material Jakarta Erlangga 1995 PYTEL, ANDREW Additional Author SINGER, FERDINAND L. Additional Author mixed material 32000812 Jakarta Erlangga 1995 statics KIUSALAAS, JAAN Additional Author PYTEL, ANDREW Additional Author mixed material 006O452947 New York Harper Collins College Publishers 1994