Gaya APA
Botany A Functional Approach. (1969).
Canada:
Collier-Macmillan Ltd.
Gaya Chicago
Botany A Functional Approach.
Ed.2.
Canada:
Collier-Macmillan Ltd,
1969.
.
Gaya MLA
Botany A Functional Approach.
Ed.2.
Canada:
Collier-Macmillan Ltd,
1969.
.
Gaya Turabian
Botany A Functional Approach.
Canada:
Collier-Macmillan Ltd,
1969.
.