TY  - GEN
AU  - Samson, John,
AU  - Wellens,
TI  - How to build a ferro-cement boat
PY  - 0000///Samson Marine Design Enterprises
CY  - Ladner, Canada
PB  - cop. 1968
KW  - Ferro-cimento
KW  - Poluição (Controle)
ER  -