Mazurkiewicz, Ludwik.
About a Method of the Estimation of the Recreational and Health Value of a Protected Area /
/ Ludwik Mazurkiewicz, Justyna Pacelt..
// Sport i Turystyka,2015, nr 3, s.201-205
Mazurkiewicz, Ludwik.
About a Method of the Estimation of the Recreational and Health Value of a Protected Area /
/ Ludwik Mazurkiewicz, Justyna Pacelt..
// Sport i Turystyka,2015, nr 3, s.201-205