Direct surveys are used to track species that are easy to follow. Indirect surveys are used to track species that are hard to follow.
Beverly D. Causey has written: 'Indirect state-level estimation for the private school survey' -- subject(s): Private schools, Educational surveys, Statistics
Indirect means not direct. We got there by indirect means. The author used indirect characterization.
the most indirect. This is the most indirect route ever to the airport
the indirect form is indirect form hahaha :)
A direct democracy
when you count indirect.
Indirect
Indirect.
what is direct and indirect expense
a survey
a survey