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Heardman, H. (1992). Senam Hamil: Relaxation and Exercise for Childbirth . Jakarta: Arcan.

Gaya Chicago

Heardman, H. Senam Hamil: Relaxation and Exercise for Childbirth. Jakarta: Arcan, 1992. Text.

Gaya MLA

Heardman, H. Senam Hamil: Relaxation and Exercise for Childbirth. Jakarta: Arcan, 1992. Text.

Gaya Turabian

Heardman, H. Senam Hamil: Relaxation and Exercise for Childbirth. Jakarta: Arcan, 1992. Print.