Gaya APA
Biology for Philippine high schools. (1975).
Philippine:
Pheonix publisher huose.
Gaya Chicago
Biology for Philippine high schools.
.
Philippine:
Pheonix publisher huose,
1975.
Buku.
Gaya MLA
Biology for Philippine high schools.
.
Philippine:
Pheonix publisher huose,
1975.
Buku.
Gaya Turabian
Biology for Philippine high schools.
Philippine:
Pheonix publisher huose,
1975.
Buku.