fluid
maa
simanihuruk
education
valentine
satrini
reader
knowledge
juliani
student
wa
learning
research
ambarita
would
serdang
rika
hanna
occasion
mathematic
dr
academic
plan
hope
natural
funding
nainggolan
astrid
entire
who
muhamad
2015
many
tiur
author
planned
provide
riri
presented
endeavored
possible
siregar
armaida
damanik
negeri
fitri
sirait
department
pretty
2009
bachelor'
father
physic
welcome
gratefully
method
any
bilingual
completing
much
alkhafi
master
state
preparation
paper
berlin
science
luciu
mr
august
advisor
input
evi
alhamdulillah
dewisari
ade
rita
gultom
febri
betty
university
tambunan
fetriana
FMIPA
so
give
2nd
bedagai
lecturer
efendi
also
but
accordance
like
especially
ha
thesi
completion
degree
time
eidi
praise
ST
entitled
useful
rozi
until
achievement
suggestion
effect
help
hutabarat
thank
supported
there
rumahorbo
properly
hendriko
grace
PREFACE
medan
debora
siahaan
all
melisa
harahap
complete
content
during
writing
SMA
tionar
staff
static
ma
avolen
ribka
beginning
study
supervisor
encouragement
mistake
clas
jefri
mara
provided
yulia
caroline
discovery
said
aware
prof
waruwu
ravhani
guidance
wisdom
XI
year
teacher
then
rani
guided
prayed
criticism
marito
unimed
janiar
grammar
completed
UNIMED
obtain
situmorang
constructive
faculty
sandri
mother
ridho
sitanggang
agnesia
enriching
adek
SWT
marbun
bangun
pasadena
sihombing
gita
silalahi
malau
courage
health
prepared
helped
rahmad
monika
irma
2016
appreciation
head
sister
blessing
motlan
allah